21058634

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{997}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 32335200

約数和(自身を除く): 11276566

約数列:

[1, 2, 59, 118, 179, 358, 997, 1994, 10561, 21122, 58823, 117646, 178463, 356926, 10529317, 21058634]

約数ペア:

[(1, 21058634), (2, 10529317), (59, 356926), (118, 178463), (179, 117646), (358, 58823), (997, 21122), (1994, 10561)]