21393548702998

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{237131711}}^1$

素因数の和:237132363

約数の個数: 16

約数和(自身を含む): 32553441423360

約数和(自身を除く): 11159892720362

約数列:

[1, 2, 79, 158, 571, 1142, 45109, 90218, 237131711, 474263422, 18733405169, 37466810338, 135402206981, 270804413962, 10696774351499, 21393548702998]

約数ペア:

[(1, 21393548702998), (2, 10696774351499), (79, 270804413962), (158, 135402206981), (571, 37466810338), (1142, 18733405169), (45109, 474263422), (90218, 237131711)]