21908438942

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{63199}}^1$

素因数の和:63480

約数の個数: 32

約数和(自身を含む): 36099840000

約数和(自身を除く): 14191401058

約数列:

[1, 2, 13, 26, 67, 134, 199, 398, 871, 1742, 2587, 5174, 13333, 26666, 63199, 126398, 173329, 346658, 821587, 1643174, 4234333, 8468666, 12576601, 25153202, 55046329, 110092658, 163495813, 326991626, 842632267, 1685264534, 10954219471, 21908438942]

約数ペア:

[(1, 21908438942), (2, 10954219471), (13, 1685264534), (26, 842632267), (67, 326991626), (134, 163495813), (199, 110092658), (398, 55046329), (871, 25153202), (1742, 12576601), (2587, 8468666), (5174, 4234333), (13333, 1643174), (26666, 821587), (63199, 346658), (126398, 173329)]