21926025

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2953}}^1$

素因数の和:2983

約数の個数: 48

約数和(自身を含む): 43955520

約数和(自身を除く): 22029495

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 135, 165, 225, 275, 297, 495, 675, 825, 1485, 2475, 2953, 7425, 8859, 14765, 26577, 32483, 44295, 73825, 79731, 97449, 132885, 162415, 221475, 292347, 398655, 487245, 664425, 812075, 877041, 1461735, 1993275, 2436225, 4385205, 7308675, 21926025]

約数ペア:

[(1, 21926025), (3, 7308675), (5, 4385205), (9, 2436225), (11, 1993275), (15, 1461735), (25, 877041), (27, 812075), (33, 664425), (45, 487245), (55, 398655), (75, 292347), (99, 221475), (135, 162415), (165, 132885), (225, 97449), (275, 79731), (297, 73825), (495, 44295), (675, 32483), (825, 26577), (1485, 14765), (2475, 8859), (2953, 7425)]