21258202

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41039}}^1$

素因数の和:41085

約数の個数: 16

約数和(自身を含む): 37428480

約数和(自身を除く): 16170278

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41039, 82078, 287273, 574546, 1518443, 3036886, 10629101, 21258202]

約数ペア:

[(1, 21258202), (2, 10629101), (7, 3036886), (14, 1518443), (37, 574546), (74, 287273), (259, 82078), (518, 41039)]