21582010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1607}}^1$

素因数の和:1710

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 20097350

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 1607, 2686, 3214, 6715, 8035, 13430, 16070, 27319, 54638, 126953, 136595, 253906, 273190, 634765, 1269530, 2158201, 4316402, 10791005, 21582010]

約数ペア:

[(1, 21582010), (2, 10791005), (5, 4316402), (10, 2158201), (17, 1269530), (34, 634765), (79, 273190), (85, 253906), (158, 136595), (170, 126953), (395, 54638), (790, 27319), (1343, 16070), (1607, 13430), (2686, 8035), (3214, 6715)]