21934508

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1693}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 39842880

約数和(自身を除く): 17908372

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 1693, 3239, 3386, 6478, 6772, 12956, 69413, 133747, 138826, 267494, 277652, 534988, 5483627, 10967254, 21934508]

約数ペア:

[(1, 21934508), (2, 10967254), (4, 5483627), (41, 534988), (79, 277652), (82, 267494), (158, 138826), (164, 133747), (316, 69413), (1693, 12956), (3239, 6772), (3386, 6478)]