21961742

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{601}}^1$

素因数の和:776

約数の個数: 24

約数和(自身を含む): 36510096

約数和(自身を除く): 14548354

約数列:

[1, 2, 11, 22, 121, 151, 242, 302, 601, 1202, 1661, 3322, 6611, 13222, 18271, 36542, 72721, 90751, 145442, 181502, 998261, 1996522, 10980871, 21961742]

約数ペア:

[(1, 21961742), (2, 10980871), (11, 1996522), (22, 998261), (121, 181502), (151, 145442), (242, 90751), (302, 72721), (601, 36542), (1202, 18271), (1661, 13222), (3322, 6611)]