21706057

素因数分解:

${\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 23069952

約数和(自身を除く): 1363895

約数列:

[1, 47, 61, 67, 113, 2867, 3149, 4087, 5311, 6893, 7571, 192089, 323971, 355837, 461831, 21706057]

約数ペア:

[(1, 21706057), (47, 461831), (61, 355837), (67, 323971), (113, 192089), (2867, 7571), (3149, 6893), (4087, 5311)]