21469657

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 26593920

約数和(自身を除く): 5124263

約数列:

[1, 11, 17, 29, 37, 107, 187, 319, 407, 493, 629, 1073, 1177, 1819, 3103, 3959, 5423, 6919, 11803, 18241, 20009, 34133, 43549, 52751, 67303, 114811, 200651, 580261, 740333, 1262921, 1951787, 21469657]

約数ペア:

[(1, 21469657), (11, 1951787), (17, 1262921), (29, 740333), (37, 580261), (107, 200651), (187, 114811), (319, 67303), (407, 52751), (493, 43549), (629, 34133), (1073, 20009), (1177, 18241), (1819, 11803), (3103, 6919), (3959, 5423)]