21210954

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4327}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 45703680

約数和(自身を除く): 24492726

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4327, 4902, 8654, 12981, 25962, 82213, 164426, 186061, 246639, 372122, 493278, 558183, 1116366, 3535159, 7070318, 10605477, 21210954]

約数ペア:

[(1, 21210954), (2, 10605477), (3, 7070318), (6, 3535159), (19, 1116366), (38, 558183), (43, 493278), (57, 372122), (86, 246639), (114, 186061), (129, 164426), (258, 82213), (817, 25962), (1634, 12981), (2451, 8654), (4327, 4902)]