21949672805

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{433}}^1\times {\mathrm{1979}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 27223257600

約数和(自身を除く): 5273584795

約数列:

[1, 5, 47, 109, 235, 433, 545, 1979, 2165, 5123, 9895, 20351, 25615, 47197, 93013, 101755, 215711, 235985, 465065, 856907, 1078555, 2218259, 4284535, 10138417, 11091295, 40274629, 50692085, 93402863, 201373145, 467014315, 4389934561, 21949672805]

約数ペア:

[(1, 21949672805), (5, 4389934561), (47, 467014315), (109, 201373145), (235, 93402863), (433, 50692085), (545, 40274629), (1979, 11091295), (2165, 10138417), (5123, 4284535), (9895, 2218259), (20351, 1078555), (25615, 856907), (47197, 465065), (93013, 235985), (101755, 215711)]