21839060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{26633}}^1$

素因数の和:26683

約数の個数: 24

約数和(自身を含む): 46982376

約数和(自身を除く): 25143316

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 26633, 53266, 106532, 133165, 266330, 532660, 1091953, 2183906, 4367812, 5459765, 10919530, 21839060]

約数ペア:

[(1, 21839060), (2, 10919530), (4, 5459765), (5, 4367812), (10, 2183906), (20, 1091953), (41, 532660), (82, 266330), (164, 133165), (205, 106532), (410, 53266), (820, 26633)]