21074625

素因数分解:

$3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 44972928

約数和(自身を除く): 23898303

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 125, 131, 143, 165, 195, 225, 275, 325, 375, 393, 429, 495, 585, 655, 715, 825, 975, 1125, 1179, 1287, 1375, 1441, 1625, 1703, 1965, 2145, 2475, 2925, 3275, 3575, 4125, 4323, 4875, 5109, 5895, 6435, 7205, 8515, 9825, 10725, 12375, 12969, 14625, 15327, 16375, 17875, 18733, 21615, 25545, 29475, 32175, 36025, 42575, 49125, 53625, 56199, 64845, 76635, 93665, 108075, 127725, 147375, 160875, 168597, 180125, 212875, 280995, 324225, 383175, 468325, 540375, 638625, 842985, 1404975, 1621125, 1915875, 2341625, 4214925, 7024875, 21074625]

約数ペア:

[(1, 21074625), (3, 7024875), (5, 4214925), (9, 2341625), (11, 1915875), (13, 1621125), (15, 1404975), (25, 842985), (33, 638625), (39, 540375), (45, 468325), (55, 383175), (65, 324225), (75, 280995), (99, 212875), (117, 180125), (125, 168597), (131, 160875), (143, 147375), (165, 127725), (195, 108075), (225, 93665), (275, 76635), (325, 64845), (375, 56199), (393, 53625), (429, 49125), (495, 42575), (585, 36025), (655, 32175), (715, 29475), (825, 25545), (975, 21615), (1125, 18733), (1179, 17875), (1287, 16375), (1375, 15327), (1441, 14625), (1625, 12969), (1703, 12375), (1965, 10725), (2145, 9825), (2475, 8515), (2925, 7205), (3275, 6435), (3575, 5895), (4125, 5109), (4323, 4875)]