21726264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1637}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 41172936

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1637, 1659, 1896, 2212, 3274, 3318, 4424, 4911, 6548, 6636, 9822, 11459, 13096, 13272, 19644, 22918, 34377, 39288, 45836, 68754, 91672, 129323, 137508, 258646, 275016, 387969, 517292, 775938, 905261, 1034584, 1551876, 1810522, 2715783, 3103752, 3621044, 5431566, 7242088, 10863132, 21726264]

約数ペア:

[(1, 21726264), (2, 10863132), (3, 7242088), (4, 5431566), (6, 3621044), (7, 3103752), (8, 2715783), (12, 1810522), (14, 1551876), (21, 1034584), (24, 905261), (28, 775938), (42, 517292), (56, 387969), (79, 275016), (84, 258646), (158, 137508), (168, 129323), (237, 91672), (316, 68754), (474, 45836), (553, 39288), (632, 34377), (948, 22918), (1106, 19644), (1637, 13272), (1659, 13096), (1896, 11459), (2212, 9822), (3274, 6636), (3318, 6548), (4424, 4911)]