21305802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26699}}^1$

素因数の和:26730

約数の個数: 32

約数和(自身を含む): 51264000

約数和(自身を除く): 29958198

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 26699, 53398, 80097, 160194, 186893, 373786, 507281, 560679, 1014562, 1121358, 1521843, 3043686, 3550967, 7101934, 10652901, 21305802]

約数ペア:

[(1, 21305802), (2, 10652901), (3, 7101934), (6, 3550967), (7, 3043686), (14, 1521843), (19, 1121358), (21, 1014562), (38, 560679), (42, 507281), (57, 373786), (114, 186893), (133, 160194), (266, 80097), (399, 53398), (798, 26699)]