21568690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15083}}^1$

素因数の和:15114

約数の個数: 32

約数和(自身を含む): 45614016

約数和(自身を除く): 24045326

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 15083, 30166, 75415, 150830, 165913, 196079, 331826, 392158, 829565, 980395, 1659130, 1960790, 2156869, 4313738, 10784345, 21568690]

約数ペア:

[(1, 21568690), (2, 10784345), (5, 4313738), (10, 2156869), (11, 1960790), (13, 1659130), (22, 980395), (26, 829565), (55, 392158), (65, 331826), (110, 196079), (130, 165913), (143, 150830), (286, 75415), (715, 30166), (1430, 15083)]