21330485570

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1471}}^1\times {\mathrm{39191}}^1$

素因数の和:40706

約数の個数: 32

約数和(自身を含む): 39460386816

約数和(自身を除く): 18129901246

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 1471, 2942, 7355, 14710, 39191, 54427, 78382, 108854, 195955, 272135, 391910, 544270, 1450067, 2900134, 7250335, 14500670, 57649961, 115299922, 288249805, 576499610, 2133048557, 4266097114, 10665242785, 21330485570]

約数ペア:

[(1, 21330485570), (2, 10665242785), (5, 4266097114), (10, 2133048557), (37, 576499610), (74, 288249805), (185, 115299922), (370, 57649961), (1471, 14500670), (2942, 7250335), (7355, 2900134), (14710, 1450067), (39191, 544270), (54427, 391910), (78382, 272135), (108854, 195955)]