21856353

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:952

約数の個数: 16

約数和(自身を含む): 29779200

約数和(自身を除く): 7922847

約数列:

[1, 3, 89, 109, 267, 327, 751, 2253, 9701, 29103, 66839, 81859, 200517, 245577, 7285451, 21856353]

約数ペア:

[(1, 21856353), (3, 7285451), (89, 245577), (109, 200517), (267, 81859), (327, 66839), (751, 29103), (2253, 9701)]