21107646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{167521}}^1$

素因数の和:167536

約数の個数: 24

約数和(自身を含む): 52266864

約数和(自身を除く): 31159218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 167521, 335042, 502563, 1005126, 1172647, 1507689, 2345294, 3015378, 3517941, 7035882, 10553823, 21107646]

約数ペア:

[(1, 21107646), (2, 10553823), (3, 7035882), (6, 3517941), (7, 3015378), (9, 2345294), (14, 1507689), (18, 1172647), (21, 1005126), (42, 502563), (63, 335042), (126, 167521)]