21492237310

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52420091}}^1$

素因数の和:52420139

約数の個数: 16

約数和(自身を含む): 39629589552

約数和(自身を除く): 18137352242

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 52420091, 104840182, 262100455, 524200910, 2149223731, 4298447462, 10746118655, 21492237310]

約数ペア:

[(1, 21492237310), (2, 10746118655), (5, 4298447462), (10, 2149223731), (41, 524200910), (82, 262100455), (205, 104840182), (410, 52420091)]