21315182

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41149}}^1$

素因数の和:41195

約数の個数: 16

約数和(自身を含む): 37528800

約数和(自身を除く): 16213618

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41149, 82298, 288043, 576086, 1522513, 3045026, 10657591, 21315182]

約数ペア:

[(1, 21315182), (2, 10657591), (7, 3045026), (14, 1522513), (37, 576086), (74, 288043), (259, 82298), (518, 41149)]