21363790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16063}}^1$

素因数の和:16096

約数の個数: 32

約数和(自身を含む): 46264320

約数和(自身を除く): 24900530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 16063, 32126, 80315, 112441, 160630, 224882, 305197, 562205, 610394, 1124410, 1525985, 2136379, 3051970, 4272758, 10681895, 21363790]

約数ペア:

[(1, 21363790), (2, 10681895), (5, 4272758), (7, 3051970), (10, 2136379), (14, 1525985), (19, 1124410), (35, 610394), (38, 562205), (70, 305197), (95, 224882), (133, 160630), (190, 112441), (266, 80315), (665, 32126), (1330, 16063)]