2181421736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{23917}}^1$

素因数の和:24813

約数の個数: 32

約数和(自身を含む): 4410000840

約数和(自身を除く): 2228579104

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 877, 1754, 3508, 7016, 11401, 22802, 23917, 45604, 47834, 91208, 95668, 191336, 310921, 621842, 1243684, 2487368, 20975209, 41950418, 83900836, 167801672, 272677717, 545355434, 1090710868, 2181421736]

約数ペア:

[(1, 2181421736), (2, 1090710868), (4, 545355434), (8, 272677717), (13, 167801672), (26, 83900836), (52, 41950418), (104, 20975209), (877, 2487368), (1754, 1243684), (3508, 621842), (7016, 310921), (11401, 191336), (22802, 95668), (23917, 91208), (45604, 47834)]