21179906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{14369}}^1$

素因数の和:14449

約数の個数: 16

約数和(自身を含む): 35177760

約数和(自身を除く): 13997854

約数列:

[1, 2, 11, 22, 67, 134, 737, 1474, 14369, 28738, 158059, 316118, 962723, 1925446, 10589953, 21179906]

約数ペア:

[(1, 21179906), (2, 10589953), (11, 1925446), (22, 962723), (67, 316118), (134, 158059), (737, 28738), (1474, 14369)]