21712518

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{15269}}^1$

素因数の和:15356

約数の個数: 24

約数和(自身を含む): 47642400

約数和(自身を除く): 25929882

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 15269, 30538, 45807, 91614, 137421, 274842, 1206251, 2412502, 3618753, 7237506, 10856259, 21712518]

約数ペア:

[(1, 21712518), (2, 10856259), (3, 7237506), (6, 3618753), (9, 2412502), (18, 1206251), (79, 274842), (158, 137421), (237, 91614), (474, 45807), (711, 30538), (1422, 15269)]