21003942122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4891463}}^1$

素因数の和:4891597

約数の個数: 16

約数和(自身を含む): 33457613760

約数和(自身を除く): 12453671638

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 4891463, 9782926, 92937797, 185875594, 552735319, 1105470638, 10501971061, 21003942122]

約数ペア:

[(1, 21003942122), (2, 10501971061), (19, 1105470638), (38, 552735319), (113, 185875594), (226, 92937797), (2147, 9782926), (4294, 4891463)]