21957610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{367}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 41121792

約数和(自身を除く): 19164182

約数列:

[1, 2, 5, 10, 31, 62, 155, 193, 310, 367, 386, 734, 965, 1835, 1930, 3670, 5983, 11377, 11966, 22754, 29915, 56885, 59830, 70831, 113770, 141662, 354155, 708310, 2195761, 4391522, 10978805, 21957610]

約数ペア:

[(1, 21957610), (2, 10978805), (5, 4391522), (10, 2195761), (31, 708310), (62, 354155), (155, 141662), (193, 113770), (310, 70831), (367, 59830), (386, 56885), (734, 29915), (965, 22754), (1835, 11966), (1930, 11377), (3670, 5983)]