21092370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54083}}^1$

素因数の和:54106

約数の個数: 32

約数和(自身を含む): 54516672

約数和(自身を除く): 33424302

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 54083, 108166, 162249, 270415, 324498, 540830, 703079, 811245, 1406158, 1622490, 2109237, 3515395, 4218474, 7030790, 10546185, 21092370]

約数ペア:

[(1, 21092370), (2, 10546185), (3, 7030790), (5, 4218474), (6, 3515395), (10, 2109237), (13, 1622490), (15, 1406158), (26, 811245), (30, 703079), (39, 540830), (65, 324498), (78, 270415), (130, 162249), (195, 108166), (390, 54083)]