21007586460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{8017}}^1$

素因数の和:8420

約数の個数: 192

約数和(自身を含む): 71381495808

約数和(自身を除く): 50373909348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 367, 420, 476, 510, 595, 714, 734, 1020, 1101, 1190, 1428, 1468, 1785, 1835, 2202, 2380, 2569, 3570, 3670, 4404, 5138, 5505, 6239, 7140, 7340, 7707, 8017, 10276, 11010, 12478, 12845, 15414, 16034, 18717, 22020, 24051, 24956, 25690, 30828, 31195, 32068, 37434, 38535, 40085, 43673, 48102, 51380, 56119, 62390, 74868, 77070, 80170, 87346, 93585, 96204, 112238, 120255, 124780, 131019, 136289, 154140, 160340, 168357, 174692, 187170, 218365, 224476, 240510, 262038, 272578, 280595, 336714, 374340, 408867, 436730, 481020, 524076, 545156, 561190, 655095, 673428, 681445, 817734, 841785, 873460, 954023, 1122380, 1310190, 1362890, 1635468, 1683570, 1908046, 2044335, 2620380, 2725780, 2862069, 2942239, 3367140, 3816092, 4088670, 4770115, 5724138, 5884478, 8177340, 8826717, 9540230, 11448276, 11768956, 14310345, 14711195, 17653434, 19080460, 20595673, 28620690, 29422390, 35306868, 41191346, 44133585, 50018063, 57241380, 58844780, 61787019, 82382692, 88267170, 100036126, 102978365, 123574038, 150054189, 176534340, 200072252, 205956730, 247148076, 250090315, 300108378, 308935095, 350126441, 411913460, 500180630, 600216756, 617870190, 700252882, 750270945, 1000361260, 1050379323, 1235740380, 1400505764, 1500541890, 1750632205, 2100758646, 3001083780, 3501264410, 4201517292, 5251896615, 7002528820, 10503793230, 21007586460]

約数ペア:

[(1, 21007586460), (2, 10503793230), (3, 7002528820), (4, 5251896615), (5, 4201517292), (6, 3501264410), (7, 3001083780), (10, 2100758646), (12, 1750632205), (14, 1500541890), (15, 1400505764), (17, 1235740380), (20, 1050379323), (21, 1000361260), (28, 750270945), (30, 700252882), (34, 617870190), (35, 600216756), (42, 500180630), (51, 411913460), (60, 350126441), (68, 308935095), (70, 300108378), (84, 250090315), (85, 247148076), (102, 205956730), (105, 200072252), (119, 176534340), (140, 150054189), (170, 123574038), (204, 102978365), (210, 100036126), (238, 88267170), (255, 82382692), (340, 61787019), (357, 58844780), (367, 57241380), (420, 50018063), (476, 44133585), (510, 41191346), (595, 35306868), (714, 29422390), (734, 28620690), (1020, 20595673), (1101, 19080460), (1190, 17653434), (1428, 14711195), (1468, 14310345), (1785, 11768956), (1835, 11448276), (2202, 9540230), (2380, 8826717), (2569, 8177340), (3570, 5884478), (3670, 5724138), (4404, 4770115), (5138, 4088670), (5505, 3816092), (6239, 3367140), (7140, 2942239), (7340, 2862069), (7707, 2725780), (8017, 2620380), (10276, 2044335), (11010, 1908046), (12478, 1683570), (12845, 1635468), (15414, 1362890), (16034, 1310190), (18717, 1122380), (22020, 954023), (24051, 873460), (24956, 841785), (25690, 817734), (30828, 681445), (31195, 673428), (32068, 655095), (37434, 561190), (38535, 545156), (40085, 524076), (43673, 481020), (48102, 436730), (51380, 408867), (56119, 374340), (62390, 336714), (74868, 280595), (77070, 272578), (80170, 262038), (87346, 240510), (93585, 224476), (96204, 218365), (112238, 187170), (120255, 174692), (124780, 168357), (131019, 160340), (136289, 154140)]