12021513

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1543}}^1$

素因数の和:1613

約数の個数: 24

約数和(自身を含む): 19009728

約数和(自身を除く): 6988215

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 1543, 2597, 4629, 7791, 10801, 32403, 75607, 81779, 226821, 245337, 572453, 1717359, 4007171, 12021513]

約数ペア:

[(1, 12021513), (3, 4007171), (7, 1717359), (21, 572453), (49, 245337), (53, 226821), (147, 81779), (159, 75607), (371, 32403), (1113, 10801), (1543, 7791), (2597, 4629)]