21510242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43543}}^1$

素因数の和:43577

約数の個数: 16

約数和(自身を含む): 36576960

約数和(自身を除く): 15066718

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 43543, 87086, 566059, 827317, 1132118, 1654634, 10755121, 21510242]

約数ペア:

[(1, 21510242), (2, 10755121), (13, 1654634), (19, 1132118), (26, 827317), (38, 566059), (247, 87086), (494, 43543)]