21351038

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7867}}^1$

素因数の和:7951

約数の個数: 16

約数和(自身を含む): 33989760

約数和(自身を除く): 12638722

約数列:

[1, 2, 23, 46, 59, 118, 1357, 2714, 7867, 15734, 180941, 361882, 464153, 928306, 10675519, 21351038]

約数ペア:

[(1, 21351038), (2, 10675519), (23, 928306), (46, 464153), (59, 361882), (118, 180941), (1357, 15734), (2714, 7867)]