21495221766

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{22531679}}^1$

素因数の和:22531740

約数の個数: 24

約数和(自身を含む): 47451718080

約数和(自身を除く): 25956496314

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 22531679, 45063358, 67595037, 135190074, 202785111, 405570222, 1194178987, 2388357974, 3582536961, 7165073922, 10747610883, 21495221766]

約数ペア:

[(1, 21495221766), (2, 10747610883), (3, 7165073922), (6, 3582536961), (9, 2388357974), (18, 1194178987), (53, 405570222), (106, 202785111), (159, 135190074), (318, 67595037), (477, 45063358), (954, 22531679)]