21717273

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:596

約数の個数: 16

約数和(自身を含む): 29417472

約数和(自身を除く): 7700199

約数列:

[1, 3, 151, 191, 251, 453, 573, 753, 28841, 37901, 47941, 86523, 113703, 143823, 7239091, 21717273]

約数ペア:

[(1, 21717273), (3, 7239091), (151, 143823), (191, 113703), (251, 86523), (453, 47941), (573, 37901), (753, 28841)]