21859544

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{4703}}^1$

素因数の和:4799

約数の個数: 32

約数和(自身を含む): 47416320

約数和(自身を除く): 25556776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4648, 4703, 9406, 18812, 32921, 37624, 65842, 131684, 263368, 390349, 780698, 1561396, 2732443, 3122792, 5464886, 10929772, 21859544]

約数ペア:

[(1, 21859544), (2, 10929772), (4, 5464886), (7, 3122792), (8, 2732443), (14, 1561396), (28, 780698), (56, 390349), (83, 263368), (166, 131684), (332, 65842), (581, 37624), (664, 32921), (1162, 18812), (2324, 9406), (4648, 4703)]