21926229

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 32237280

約数和(自身を除く): 10311051

約数列:

[1, 3, 13, 39, 59, 169, 177, 507, 733, 767, 2199, 2301, 9529, 9971, 28587, 29913, 43247, 123877, 129741, 371631, 562211, 1686633, 7308743, 21926229]

約数ペア:

[(1, 21926229), (3, 7308743), (13, 1686633), (39, 562211), (59, 371631), (169, 129741), (177, 123877), (507, 43247), (733, 29913), (767, 28587), (2199, 9971), (2301, 9529)]