21924675

素因数分解:

$3^7\times 5^2\times {\mathrm{401}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 40875360

約数和(自身を除く): 18950685

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 401, 405, 675, 729, 1203, 1215, 2005, 2025, 2187, 3609, 3645, 6015, 6075, 10025, 10827, 10935, 18045, 18225, 30075, 32481, 54135, 54675, 90225, 97443, 162405, 270675, 292329, 487215, 812025, 876987, 1461645, 2436075, 4384935, 7308225, 21924675]

約数ペア:

[(1, 21924675), (3, 7308225), (5, 4384935), (9, 2436075), (15, 1461645), (25, 876987), (27, 812025), (45, 487215), (75, 292329), (81, 270675), (135, 162405), (225, 97443), (243, 90225), (401, 54675), (405, 54135), (675, 32481), (729, 30075), (1203, 18225), (1215, 18045), (2005, 10935), (2025, 10827), (2187, 10025), (3609, 6075), (3645, 6015)]