21385974

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{26017}}^1$

素因数の和:26159

約数の個数: 16

約数和(自身を含む): 43085808

約数和(自身を除く): 21699834

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 26017, 52034, 78051, 156102, 3564329, 7128658, 10692987, 21385974]

約数ペア:

[(1, 21385974), (2, 10692987), (3, 7128658), (6, 3564329), (137, 156102), (274, 78051), (411, 52034), (822, 26017)]