21870108

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:484

約数の個数: 96

約数和(自身を含む): 62861120

約数和(自身を除く): 40991012

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 37, 39, 52, 54, 74, 78, 108, 111, 117, 148, 156, 222, 234, 333, 351, 421, 444, 468, 481, 666, 702, 842, 962, 999, 1263, 1332, 1404, 1443, 1684, 1924, 1998, 2526, 2886, 3789, 3996, 4329, 5052, 5473, 5772, 7578, 8658, 10946, 11367, 12987, 15156, 15577, 16419, 17316, 21892, 22734, 25974, 31154, 32838, 45468, 46731, 49257, 51948, 62308, 65676, 93462, 98514, 140193, 147771, 186924, 197028, 202501, 280386, 295542, 405002, 420579, 560772, 591084, 607503, 810004, 841158, 1215006, 1682316, 1822509, 2430012, 3645018, 5467527, 7290036, 10935054, 21870108]

約数ペア:

[(1, 21870108), (2, 10935054), (3, 7290036), (4, 5467527), (6, 3645018), (9, 2430012), (12, 1822509), (13, 1682316), (18, 1215006), (26, 841158), (27, 810004), (36, 607503), (37, 591084), (39, 560772), (52, 420579), (54, 405002), (74, 295542), (78, 280386), (108, 202501), (111, 197028), (117, 186924), (148, 147771), (156, 140193), (222, 98514), (234, 93462), (333, 65676), (351, 62308), (421, 51948), (444, 49257), (468, 46731), (481, 45468), (666, 32838), (702, 31154), (842, 25974), (962, 22734), (999, 21892), (1263, 17316), (1332, 16419), (1404, 15577), (1443, 15156), (1684, 12987), (1924, 11367), (1998, 10946), (2526, 8658), (2886, 7578), (3789, 5772), (3996, 5473), (4329, 5052)]