21973510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7349}}^1$

素因数の和:7392

約数の個数: 32

約数和(自身を含む): 44452800

約数和(自身を除く): 22479290

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 7349, 14698, 36745, 73490, 95537, 169027, 191074, 338054, 477685, 845135, 955370, 1690270, 2197351, 4394702, 10986755, 21973510]

約数ペア:

[(1, 21973510), (2, 10986755), (5, 4394702), (10, 2197351), (13, 1690270), (23, 955370), (26, 845135), (46, 477685), (65, 338054), (115, 191074), (130, 169027), (230, 95537), (299, 73490), (598, 36745), (1495, 14698), (2990, 7349)]