21796145

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{16831}}^1$

素因数の和:16880

約数の個数: 16

約数和(自身を含む): 30701568

約数和(自身を除く): 8905423

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 16831, 84155, 117817, 589085, 622747, 3113735, 4359229, 21796145]

約数ペア:

[(1, 21796145), (5, 4359229), (7, 3113735), (35, 622747), (37, 589085), (185, 117817), (259, 84155), (1295, 16831)]