211673091

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{75787}}^1$

素因数の和:75823

約数の個数: 24

約数和(自身を含む): 345593280

約数和(自身を除く): 133920189

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 75787, 227361, 530509, 1439953, 1591527, 3713563, 4319859, 10079671, 11140689, 30239013, 70557697, 211673091]

約数ペア:

[(1, 211673091), (3, 70557697), (7, 30239013), (19, 11140689), (21, 10079671), (49, 4319859), (57, 3713563), (133, 1591527), (147, 1439953), (399, 530509), (931, 227361), (2793, 75787)]