21909210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{25183}}^1$

素因数の和:25222

約数の個数: 32

約数和(自身を含む): 54397440

約数和(自身を除く): 32488230

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 25183, 50366, 75549, 125915, 151098, 251830, 377745, 730307, 755490, 1460614, 2190921, 3651535, 4381842, 7303070, 10954605, 21909210]

約数ペア:

[(1, 21909210), (2, 10954605), (3, 7303070), (5, 4381842), (6, 3651535), (10, 2190921), (15, 1460614), (29, 755490), (30, 730307), (58, 377745), (87, 251830), (145, 151098), (174, 125915), (290, 75549), (435, 50366), (870, 25183)]