21846460

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1913}}^1$

素因数の和:2493

約数の個数: 24

約数和(自身を含む): 45981936

約数和(自身を除く): 24135476

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 1913, 2284, 2855, 3826, 5710, 7652, 9565, 11420, 19130, 38260, 1092323, 2184646, 4369292, 5461615, 10923230, 21846460]

約数ペア:

[(1, 21846460), (2, 10923230), (4, 5461615), (5, 4369292), (10, 2184646), (20, 1092323), (571, 38260), (1142, 19130), (1913, 11420), (2284, 9565), (2855, 7652), (3826, 5710)]