21248006

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{3391}}^1$

素因数の和:3647

約数の個数: 16

約数和(自身を含む): 34476288

約数和(自身を除く): 13228282

約数列:

[1, 2, 13, 26, 241, 482, 3133, 3391, 6266, 6782, 44083, 88166, 817231, 1634462, 10624003, 21248006]

約数ペア:

[(1, 21248006), (2, 10624003), (13, 1634462), (26, 817231), (241, 88166), (482, 44083), (3133, 6782), (3391, 6266)]