21227646

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{321631}}^1$

素因数の和:321647

約数の個数: 16

約数和(自身を含む): 46315008

約数和(自身を除く): 25087362

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 321631, 643262, 964893, 1929786, 3537941, 7075882, 10613823, 21227646]

約数ペア:

[(1, 21227646), (2, 10613823), (3, 7075882), (6, 3537941), (11, 1929786), (22, 964893), (33, 643262), (66, 321631)]