21266637119

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{971}}^1\times {\mathrm{1051}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 26340733440

約数和(自身を除く): 5074096321

約数列:

[1, 7, 13, 91, 229, 971, 1051, 1603, 2977, 6797, 7357, 12623, 13663, 20839, 88361, 95641, 222359, 240679, 1020521, 1556513, 1684753, 2890667, 3128827, 7143647, 13266773, 20234669, 21901789, 92867411, 233699309, 1635895163, 3038091017, 21266637119]

約数ペア:

[(1, 21266637119), (7, 3038091017), (13, 1635895163), (91, 233699309), (229, 92867411), (971, 21901789), (1051, 20234669), (1603, 13266773), (2977, 7143647), (6797, 3128827), (7357, 2890667), (12623, 1684753), (13663, 1556513), (20839, 1020521), (88361, 240679), (95641, 222359)]