21623063

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{521}}^1$

素因数の和:564

約数の個数: 24

約数和(自身を含む): 27770400

約数和(自身を除く): 6147337

約数列:

[1, 7, 11, 49, 77, 121, 343, 521, 539, 847, 3647, 3773, 5731, 5929, 25529, 40117, 41503, 63041, 178703, 280819, 441287, 1965733, 3089009, 21623063]

約数ペア:

[(1, 21623063), (7, 3089009), (11, 1965733), (49, 441287), (77, 280819), (121, 178703), (343, 63041), (521, 41503), (539, 40117), (847, 25529), (3647, 5929), (3773, 5731)]