21059472

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{269}}^1$

素因数の和:520

約数の個数: 80

約数和(自身を含む): 62674560

約数和(自身を除く): 41615088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 233, 269, 336, 466, 538, 699, 807, 932, 1076, 1398, 1614, 1631, 1864, 1883, 2152, 2796, 3228, 3262, 3728, 3766, 4304, 4893, 5592, 5649, 6456, 6524, 7532, 9786, 11184, 11298, 12912, 13048, 15064, 19572, 22596, 26096, 30128, 39144, 45192, 62677, 78288, 90384, 125354, 188031, 250708, 376062, 438739, 501416, 752124, 877478, 1002832, 1316217, 1504248, 1754956, 2632434, 3008496, 3509912, 5264868, 7019824, 10529736, 21059472]

約数ペア:

[(1, 21059472), (2, 10529736), (3, 7019824), (4, 5264868), (6, 3509912), (7, 3008496), (8, 2632434), (12, 1754956), (14, 1504248), (16, 1316217), (21, 1002832), (24, 877478), (28, 752124), (42, 501416), (48, 438739), (56, 376062), (84, 250708), (112, 188031), (168, 125354), (233, 90384), (269, 78288), (336, 62677), (466, 45192), (538, 39144), (699, 30128), (807, 26096), (932, 22596), (1076, 19572), (1398, 15064), (1614, 13048), (1631, 12912), (1864, 11298), (1883, 11184), (2152, 9786), (2796, 7532), (3228, 6524), (3262, 6456), (3728, 5649), (3766, 5592), (4304, 4893)]