21175394

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{1103}}^1$

素因数の和:1465

約数の個数: 16

約数和(自身を含む): 32987520

約数和(自身を除く): 11812126

約数列:

[1, 2, 29, 58, 331, 662, 1103, 2206, 9599, 19198, 31987, 63974, 365093, 730186, 10587697, 21175394]

約数ペア:

[(1, 21175394), (2, 10587697), (29, 730186), (58, 365093), (331, 63974), (662, 31987), (1103, 19198), (2206, 9599)]