21031962

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3943}}^1$

素因数の和:4082

約数の個数: 32

約数和(自身を含む): 48463872

約数和(自身を除く): 27431910

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 3943, 5334, 7886, 11829, 23658, 27601, 55202, 82803, 165606, 500761, 1001522, 1502283, 3004566, 3505327, 7010654, 10515981, 21031962]

約数ペア:

[(1, 21031962), (2, 10515981), (3, 7010654), (6, 3505327), (7, 3004566), (14, 1502283), (21, 1001522), (42, 500761), (127, 165606), (254, 82803), (381, 55202), (762, 27601), (889, 23658), (1778, 11829), (2667, 7886), (3943, 5334)]