21530762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2711}}^1$

素因数の和:2762

約数の個数: 24

約数和(自身を含む): 37197792

約数和(自身を除く): 15667030

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2711, 3971, 5422, 7942, 29821, 51509, 59642, 103018, 566599, 978671, 1133198, 1957342, 10765381, 21530762]

約数ペア:

[(1, 21530762), (2, 10765381), (11, 1957342), (19, 1133198), (22, 978671), (38, 566599), (209, 103018), (361, 59642), (418, 51509), (722, 29821), (2711, 7942), (3971, 5422)]