21592016

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36473}}^1$

素因数の和:36518

約数の個数: 20

約数和(自身を含む): 42966372

約数和(自身を除く): 21374356

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36473, 72946, 145892, 291784, 583568, 1349501, 2699002, 5398004, 10796008, 21592016]

約数ペア:

[(1, 21592016), (2, 10796008), (4, 5398004), (8, 2699002), (16, 1349501), (37, 583568), (74, 291784), (148, 145892), (296, 72946), (592, 36473)]