21884100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 76745088

約数和(自身を除く): 54860988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 140, 150, 170, 175, 204, 210, 238, 255, 300, 340, 350, 357, 420, 425, 476, 510, 525, 595, 613, 700, 714, 850, 1020, 1050, 1190, 1226, 1275, 1428, 1700, 1785, 1839, 2100, 2380, 2452, 2550, 2975, 3065, 3570, 3678, 4291, 5100, 5950, 6130, 7140, 7356, 8582, 8925, 9195, 10421, 11900, 12260, 12873, 15325, 17164, 17850, 18390, 20842, 21455, 25746, 30650, 31263, 35700, 36780, 41684, 42910, 45975, 51492, 52105, 61300, 62526, 64365, 72947, 85820, 91950, 104210, 107275, 125052, 128730, 145894, 156315, 183900, 208420, 214550, 218841, 257460, 260525, 291788, 312630, 321825, 364735, 429100, 437682, 521050, 625260, 643650, 729470, 781575, 875364, 1042100, 1094205, 1287300, 1458940, 1563150, 1823675, 2188410, 3126300, 3647350, 4376820, 5471025, 7294700, 10942050, 21884100]

約数ペア:

[(1, 21884100), (2, 10942050), (3, 7294700), (4, 5471025), (5, 4376820), (6, 3647350), (7, 3126300), (10, 2188410), (12, 1823675), (14, 1563150), (15, 1458940), (17, 1287300), (20, 1094205), (21, 1042100), (25, 875364), (28, 781575), (30, 729470), (34, 643650), (35, 625260), (42, 521050), (50, 437682), (51, 429100), (60, 364735), (68, 321825), (70, 312630), (75, 291788), (84, 260525), (85, 257460), (100, 218841), (102, 214550), (105, 208420), (119, 183900), (140, 156315), (150, 145894), (170, 128730), (175, 125052), (204, 107275), (210, 104210), (238, 91950), (255, 85820), (300, 72947), (340, 64365), (350, 62526), (357, 61300), (420, 52105), (425, 51492), (476, 45975), (510, 42910), (525, 41684), (595, 36780), (613, 35700), (700, 31263), (714, 30650), (850, 25746), (1020, 21455), (1050, 20842), (1190, 18390), (1226, 17850), (1275, 17164), (1428, 15325), (1700, 12873), (1785, 12260), (1839, 11900), (2100, 10421), (2380, 9195), (2452, 8925), (2550, 8582), (2975, 7356), (3065, 7140), (3570, 6130), (3678, 5950), (4291, 5100)]