21159144

素因数分解:

$2^3\times 3^4\times {\mathrm{32653}}^1$

素因数の和:32671

約数の個数: 40

約数和(自身を含む): 59267010

約数和(自身を除く): 38107866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32653, 65306, 97959, 130612, 195918, 261224, 293877, 391836, 587754, 783672, 881631, 1175508, 1763262, 2351016, 2644893, 3526524, 5289786, 7053048, 10579572, 21159144]

約数ペア:

[(1, 21159144), (2, 10579572), (3, 7053048), (4, 5289786), (6, 3526524), (8, 2644893), (9, 2351016), (12, 1763262), (18, 1175508), (24, 881631), (27, 783672), (36, 587754), (54, 391836), (72, 293877), (81, 261224), (108, 195918), (162, 130612), (216, 97959), (324, 65306), (648, 32653)]