21421702

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{977}}^1$

素因数の和:1575

約数の個数: 16

約数和(自身を含む): 33917040

約数和(自身を除く): 12495338

約数列:

[1, 2, 19, 38, 577, 977, 1154, 1954, 10963, 18563, 21926, 37126, 563729, 1127458, 10710851, 21421702]

約数ペア:

[(1, 21421702), (2, 10710851), (19, 1127458), (38, 563729), (577, 37126), (977, 21926), (1154, 18563), (1954, 10963)]