21797044

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{359}}^1$

素因数の和:759

約数の個数: 24

約数和(自身を含む): 39251520

約数和(自身を除く): 17454476

約数列:

[1, 2, 4, 43, 86, 172, 353, 359, 706, 718, 1412, 1436, 15179, 15437, 30358, 30874, 60716, 61748, 126727, 253454, 506908, 5449261, 10898522, 21797044]

約数ペア:

[(1, 21797044), (2, 10898522), (4, 5449261), (43, 506908), (86, 253454), (172, 126727), (353, 61748), (359, 60716), (706, 30874), (718, 30358), (1412, 15437), (1436, 15179)]