21755008

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{15451}}^1$

素因数の和:15476

約数の個数: 32

約数和(自身を含む): 47283120

約数和(自身を除く): 25528112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 15451, 30902, 61804, 123608, 169961, 247216, 339922, 494432, 679844, 988864, 1359688, 1977728, 2719376, 5438752, 10877504, 21755008]

約数ペア:

[(1, 21755008), (2, 10877504), (4, 5438752), (8, 2719376), (11, 1977728), (16, 1359688), (22, 988864), (32, 679844), (44, 494432), (64, 339922), (88, 247216), (128, 169961), (176, 123608), (352, 61804), (704, 30902), (1408, 15451)]