251020022

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{21569}}^1$

素因数の和:21628

約数の個数: 24

約数和(自身を含む): 429415560

約数和(自身を除く): 178395538

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 529, 1058, 5819, 11638, 21569, 43138, 237259, 474518, 496087, 992174, 5456957, 10913914, 11410001, 22820002, 125510011, 251020022]

約数ペア:

[(1, 251020022), (2, 125510011), (11, 22820002), (22, 11410001), (23, 10913914), (46, 5456957), (253, 992174), (506, 496087), (529, 474518), (1058, 237259), (5819, 43138), (11638, 21569)]