21976574

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{3229}}^1$

素因数の和:3355

約数の個数: 16

約数和(自身を含む): 34186320

約数和(自身を除く): 12209746

約数列:

[1, 2, 41, 82, 83, 166, 3229, 3403, 6458, 6806, 132389, 264778, 268007, 536014, 10988287, 21976574]

約数ペア:

[(1, 21976574), (2, 10988287), (41, 536014), (82, 268007), (83, 264778), (166, 132389), (3229, 6806), (3403, 6458)]