21926607

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 30183552

約数和(自身を除く): 8256945

約数列:

[1, 3, 37, 111, 251, 753, 787, 2361, 9287, 27861, 29119, 87357, 197537, 592611, 7308869, 21926607]

約数ペア:

[(1, 21926607), (3, 7308869), (37, 592611), (111, 197537), (251, 87357), (753, 29119), (787, 27861), (2361, 9287)]