21252782

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{6329}}^1$

素因数の和:6427

約数の個数: 16

約数和(自身を含む): 33726240

約数和(自身を除く): 12473458

約数列:

[1, 2, 23, 46, 73, 146, 1679, 3358, 6329, 12658, 145567, 291134, 462017, 924034, 10626391, 21252782]

約数ペア:

[(1, 21252782), (2, 10626391), (23, 924034), (46, 462017), (73, 291134), (146, 145567), (1679, 12658), (3358, 6329)]