21518348

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1801}}^1$

素因数の和:1937

約数の個数: 24

約数和(自身を含む): 39355680

約数和(自身を除く): 17837332

約数列:

[1, 2, 4, 29, 58, 103, 116, 206, 412, 1801, 2987, 3602, 5974, 7204, 11948, 52229, 104458, 185503, 208916, 371006, 742012, 5379587, 10759174, 21518348]

約数ペア:

[(1, 21518348), (2, 10759174), (4, 5379587), (29, 742012), (58, 371006), (103, 208916), (116, 185503), (206, 104458), (412, 52229), (1801, 11948), (2987, 7204), (3602, 5974)]