21227252

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{1289}}^1$

素因数の和:1495

約数の個数: 24

約数和(自身を含む): 39009600

約数和(自身を除く): 17782348

約数列:

[1, 2, 4, 23, 46, 92, 179, 358, 716, 1289, 2578, 4117, 5156, 8234, 16468, 29647, 59294, 118588, 230731, 461462, 922924, 5306813, 10613626, 21227252]

約数ペア:

[(1, 21227252), (2, 10613626), (4, 5306813), (23, 922924), (46, 461462), (92, 230731), (179, 118588), (358, 59294), (716, 29647), (1289, 16468), (2578, 8234), (4117, 5156)]