21328038

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51517}}^1$

素因数の和:51548

約数の個数: 24

約数和(自身を含む): 48220848

約数和(自身を除く): 26892810

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51517, 103034, 154551, 309102, 463653, 927306, 1184891, 2369782, 3554673, 7109346, 10664019, 21328038]

約数ペア:

[(1, 21328038), (2, 10664019), (3, 7109346), (6, 3554673), (9, 2369782), (18, 1184891), (23, 927306), (46, 463653), (69, 309102), (138, 154551), (207, 103034), (414, 51517)]