21866154

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{51329}}^1$

素因数の和:51405

約数の個数: 16

約数和(自身を含む): 44349120

約数和(自身を除く): 22482966

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 51329, 102658, 153987, 307974, 3644359, 7288718, 10933077, 21866154]

約数ペア:

[(1, 21866154), (2, 10933077), (3, 7288718), (6, 3644359), (71, 307974), (142, 153987), (213, 102658), (426, 51329)]