21581274

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25153}}^1$

素因数の和:25182

約数の個数: 32

約数和(自身を含む): 50710464

約数和(自身を除く): 29129190

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 25153, 50306, 75459, 150918, 276683, 326989, 553366, 653978, 830049, 980967, 1660098, 1961934, 3596879, 7193758, 10790637, 21581274]

約数ペア:

[(1, 21581274), (2, 10790637), (3, 7193758), (6, 3596879), (11, 1961934), (13, 1660098), (22, 980967), (26, 830049), (33, 653978), (39, 553366), (66, 326989), (78, 276683), (143, 150918), (286, 75459), (429, 50306), (858, 25153)]