21523173

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{60289}}^1$

素因数の和:60316

約数の個数: 16

約数和(自身を含む): 34727040

約数和(自身を除く): 13203867

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 60289, 180867, 422023, 1024913, 1266069, 3074739, 7174391, 21523173]

約数ペア:

[(1, 21523173), (3, 7174391), (7, 3074739), (17, 1266069), (21, 1024913), (51, 422023), (119, 180867), (357, 60289)]