21520343034

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1871}}^1\times {\mathrm{6871}}^1$

素因数の和:8784

約数の個数: 64

約数和(自身を含む): 49399234560

約数和(自身を除く): 27878891526

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 1871, 3742, 5613, 6871, 11226, 13742, 16839, 20613, 33678, 41226, 50517, 58001, 61839, 101034, 116002, 123678, 174003, 185517, 213001, 348006, 371034, 426002, 522009, 639003, 1044018, 1278006, 1566027, 1917009, 3132054, 3834018, 5751027, 11502054, 12855641, 25711282, 38566923, 77133846, 115700769, 231401538, 347102307, 398524871, 694204614, 797049742, 1195574613, 2391149226, 3586723839, 7173447678, 10760171517, 21520343034]

約数ペア:

[(1, 21520343034), (2, 10760171517), (3, 7173447678), (6, 3586723839), (9, 2391149226), (18, 1195574613), (27, 797049742), (31, 694204614), (54, 398524871), (62, 347102307), (93, 231401538), (186, 115700769), (279, 77133846), (558, 38566923), (837, 25711282), (1674, 12855641), (1871, 11502054), (3742, 5751027), (5613, 3834018), (6871, 3132054), (11226, 1917009), (13742, 1566027), (16839, 1278006), (20613, 1044018), (33678, 639003), (41226, 522009), (50517, 426002), (58001, 371034), (61839, 348006), (101034, 213001), (116002, 185517), (123678, 174003)]