21998116

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3461}}^1$

素因数の和:3699

約数の個数: 24

約数和(自身を含む): 44202816

約数和(自身を除く): 22204700

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 908, 1589, 3178, 3461, 6356, 6922, 13844, 24227, 48454, 96908, 785647, 1571294, 3142588, 5499529, 10999058, 21998116]

約数ペア:

[(1, 21998116), (2, 10999058), (4, 5499529), (7, 3142588), (14, 1571294), (28, 785647), (227, 96908), (454, 48454), (908, 24227), (1589, 13844), (3178, 6922), (3461, 6356)]