21853242

素因数分解:

$2^1\times 3^2\times {\mathrm{389}}^1\times {\mathrm{3121}}^1$

素因数の和:3518

約数の個数: 24

約数和(自身を含む): 47485620

約数和(自身を除く): 25632378

約数列:

[1, 2, 3, 6, 9, 18, 389, 778, 1167, 2334, 3121, 3501, 6242, 7002, 9363, 18726, 28089, 56178, 1214069, 2428138, 3642207, 7284414, 10926621, 21853242]

約数ペア:

[(1, 21853242), (2, 10926621), (3, 7284414), (6, 3642207), (9, 2428138), (18, 1214069), (389, 56178), (778, 28089), (1167, 18726), (2334, 9363), (3121, 7002), (3501, 6242)]