21266490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 192

約数和(自身を含む): 67371264

約数和(自身を除く): 46104774

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 23, 30, 34, 35, 37, 42, 46, 49, 51, 69, 70, 74, 85, 98, 102, 105, 111, 115, 119, 138, 147, 161, 170, 185, 210, 222, 230, 238, 245, 255, 259, 294, 322, 345, 357, 370, 391, 483, 490, 510, 518, 555, 595, 629, 690, 714, 735, 777, 782, 805, 833, 851, 966, 1110, 1127, 1173, 1190, 1258, 1295, 1470, 1554, 1610, 1666, 1702, 1785, 1813, 1887, 1955, 2254, 2346, 2415, 2499, 2553, 2590, 2737, 3145, 3381, 3570, 3626, 3774, 3885, 3910, 4165, 4255, 4403, 4830, 4998, 5106, 5439, 5474, 5635, 5865, 5957, 6290, 6762, 7770, 8211, 8330, 8510, 8806, 9065, 9435, 10878, 11270, 11730, 11914, 12495, 12765, 13209, 13685, 14467, 16422, 16905, 17871, 18130, 18870, 19159, 22015, 24990, 25530, 26418, 27195, 27370, 28934, 29785, 30821, 33810, 35742, 38318, 41055, 41699, 43401, 44030, 54390, 57477, 59570, 61642, 66045, 72335, 82110, 83398, 86802, 89355, 92463, 95795, 101269, 114954, 125097, 132090, 144670, 154105, 178710, 184926, 191590, 202538, 208495, 217005, 250194, 287385, 303807, 308210, 416990, 434010, 462315, 506345, 574770, 607614, 625485, 708883, 924630, 1012690, 1250970, 1417766, 1519035, 2126649, 3038070, 3544415, 4253298, 7088830, 10633245, 21266490]

約数ペア:

[(1, 21266490), (2, 10633245), (3, 7088830), (5, 4253298), (6, 3544415), (7, 3038070), (10, 2126649), (14, 1519035), (15, 1417766), (17, 1250970), (21, 1012690), (23, 924630), (30, 708883), (34, 625485), (35, 607614), (37, 574770), (42, 506345), (46, 462315), (49, 434010), (51, 416990), (69, 308210), (70, 303807), (74, 287385), (85, 250194), (98, 217005), (102, 208495), (105, 202538), (111, 191590), (115, 184926), (119, 178710), (138, 154105), (147, 144670), (161, 132090), (170, 125097), (185, 114954), (210, 101269), (222, 95795), (230, 92463), (238, 89355), (245, 86802), (255, 83398), (259, 82110), (294, 72335), (322, 66045), (345, 61642), (357, 59570), (370, 57477), (391, 54390), (483, 44030), (490, 43401), (510, 41699), (518, 41055), (555, 38318), (595, 35742), (629, 33810), (690, 30821), (714, 29785), (735, 28934), (777, 27370), (782, 27195), (805, 26418), (833, 25530), (851, 24990), (966, 22015), (1110, 19159), (1127, 18870), (1173, 18130), (1190, 17871), (1258, 16905), (1295, 16422), (1470, 14467), (1554, 13685), (1610, 13209), (1666, 12765), (1702, 12495), (1785, 11914), (1813, 11730), (1887, 11270), (1955, 10878), (2254, 9435), (2346, 9065), (2415, 8806), (2499, 8510), (2553, 8330), (2590, 8211), (2737, 7770), (3145, 6762), (3381, 6290), (3570, 5957), (3626, 5865), (3774, 5635), (3885, 5474), (3910, 5439), (4165, 5106), (4255, 4998), (4403, 4830)]