21651846

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2687}}^1$

素因数の和:2788

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 24796794

約数列:

[1, 2, 3, 6, 17, 34, 51, 79, 102, 158, 237, 474, 1343, 2686, 2687, 4029, 5374, 8058, 8061, 16122, 45679, 91358, 137037, 212273, 274074, 424546, 636819, 1273638, 3608641, 7217282, 10825923, 21651846]

約数ペア:

[(1, 21651846), (2, 10825923), (3, 7217282), (6, 3608641), (17, 1273638), (34, 636819), (51, 424546), (79, 274074), (102, 212273), (158, 137037), (237, 91358), (474, 45679), (1343, 16122), (2686, 8061), (2687, 8058), (4029, 5374)]