21232702

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 32531472

約数和(自身を除く): 11298770

約数列:

[1, 2, 67, 134, 193, 386, 821, 1642, 12931, 25862, 55007, 110014, 158453, 316906, 10616351, 21232702]

約数ペア:

[(1, 21232702), (2, 10616351), (67, 316906), (134, 158453), (193, 110014), (386, 55007), (821, 25862), (1642, 12931)]