16390941

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{937}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 27014400

約数和(自身を除く): 10623459

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 937, 1029, 2499, 2811, 5831, 6559, 15929, 17493, 19677, 45913, 47787, 111503, 137739, 321391, 334509, 780521, 964173, 2341563, 5463647, 16390941]

約数ペア:

[(1, 16390941), (3, 5463647), (7, 2341563), (17, 964173), (21, 780521), (49, 334509), (51, 321391), (119, 137739), (147, 111503), (343, 47787), (357, 45913), (833, 19677), (937, 17493), (1029, 15929), (2499, 6559), (2811, 5831)]