21260596

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26183}}^1$

素因数の和:26223

約数の個数: 24

約数和(自身を含む): 43989120

約数和(自身を除く): 22728524

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 26183, 52366, 104732, 183281, 366562, 733124, 759307, 1518614, 3037228, 5315149, 10630298, 21260596]

約数ペア:

[(1, 21260596), (2, 10630298), (4, 5315149), (7, 3037228), (14, 1518614), (28, 759307), (29, 733124), (58, 366562), (116, 183281), (203, 104732), (406, 52366), (812, 26183)]