20211352

素因数分解:

$2^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1549}}^1$

素因数の和:1795

約数の個数: 32

約数和(自身を含む): 43524000

約数和(自身を除く): 23312648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 233, 466, 932, 1549, 1631, 1864, 3098, 3262, 6196, 6524, 10843, 12392, 13048, 21686, 43372, 86744, 360917, 721834, 1443668, 2526419, 2887336, 5052838, 10105676, 20211352]

約数ペア:

[(1, 20211352), (2, 10105676), (4, 5052838), (7, 2887336), (8, 2526419), (14, 1443668), (28, 721834), (56, 360917), (233, 86744), (466, 43372), (932, 21686), (1549, 13048), (1631, 12392), (1864, 10843), (3098, 6524), (3262, 6196)]