21002238

素因数分解:

$2^1\times 3^2\times {\mathrm{461}}^1\times {\mathrm{2531}}^1$

素因数の和:3000

約数の個数: 24

約数和(自身を含む): 45621576

約数和(自身を除く): 24619338

約数列:

[1, 2, 3, 6, 9, 18, 461, 922, 1383, 2531, 2766, 4149, 5062, 7593, 8298, 15186, 22779, 45558, 1166791, 2333582, 3500373, 7000746, 10501119, 21002238]

約数ペア:

[(1, 21002238), (2, 10501119), (3, 7000746), (6, 3500373), (9, 2333582), (18, 1166791), (461, 45558), (922, 22779), (1383, 15186), (2531, 8298), (2766, 7593), (4149, 5062)]