21633027

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 33449472

約数和(自身を除く): 11816445

約数列:

[1, 3, 13, 17, 39, 51, 67, 201, 221, 487, 663, 871, 1139, 1461, 2613, 3417, 6331, 8279, 14807, 18993, 24837, 32629, 44421, 97887, 107627, 322881, 424177, 554693, 1272531, 1664079, 7211009, 21633027]

約数ペア:

[(1, 21633027), (3, 7211009), (13, 1664079), (17, 1272531), (39, 554693), (51, 424177), (67, 322881), (201, 107627), (221, 97887), (487, 44421), (663, 32629), (871, 24837), (1139, 18993), (1461, 14807), (2613, 8279), (3417, 6331)]