21709060

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{5683}}^1$

素因数の和:5883

約数の個数: 24

約数和(自身を含む): 45835776

約数和(自身を除く): 24126716

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 5683, 11366, 22732, 28415, 56830, 113660, 1085453, 2170906, 4341812, 5427265, 10854530, 21709060]

約数ペア:

[(1, 21709060), (2, 10854530), (4, 5427265), (5, 4341812), (10, 2170906), (20, 1085453), (191, 113660), (382, 56830), (764, 28415), (955, 22732), (1910, 11366), (3820, 5683)]