21041445812

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{211}}^1\times {\mathrm{179357}}^1$

素因数の和:179711

約数の個数: 24

約数和(自身を含む): 37263418080

約数和(自身を除く): 16221972268

約数列:

[1, 2, 4, 139, 211, 278, 422, 556, 844, 29329, 58658, 117316, 179357, 358714, 717428, 24930623, 37844327, 49861246, 75688654, 99722492, 151377308, 5260361453, 10520722906, 21041445812]

約数ペア:

[(1, 21041445812), (2, 10520722906), (4, 5260361453), (139, 151377308), (211, 99722492), (278, 75688654), (422, 49861246), (556, 37844327), (844, 24930623), (29329, 717428), (58658, 358714), (117316, 179357)]