21561424

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{6043}}^1$

素因数の和:6274

約数の個数: 20

約数和(自身を含む): 41969536

約数和(自身を除く): 20408112

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 6043, 12086, 24172, 48344, 96688, 1347589, 2695178, 5390356, 10780712, 21561424]

約数ペア:

[(1, 21561424), (2, 10780712), (4, 5390356), (8, 2695178), (16, 1347589), (223, 96688), (446, 48344), (892, 24172), (1784, 12086), (3568, 6043)]