21471704

素因数分解:

$2^3\times {\mathrm{1301}}^1\times {\mathrm{2063}}^1$

素因数の和:3370

約数の個数: 16

約数和(自身を含む): 40309920

約数和(自身を除く): 18838216

約数列:

[1, 2, 4, 8, 1301, 2063, 2602, 4126, 5204, 8252, 10408, 16504, 2683963, 5367926, 10735852, 21471704]

約数ペア:

[(1, 21471704), (2, 10735852), (4, 5367926), (8, 2683963), (1301, 16504), (2063, 10408), (2602, 8252), (4126, 5204)]