21475125

素因数分解:

$3^5\times 5^3\times 7^1\times {\mathrm{101}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 46335744

約数和(自身を除く): 24860619

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 101, 105, 125, 135, 175, 189, 225, 243, 303, 315, 375, 405, 505, 525, 567, 675, 707, 875, 909, 945, 1125, 1215, 1515, 1575, 1701, 2025, 2121, 2525, 2625, 2727, 2835, 3375, 3535, 4545, 4725, 6075, 6363, 7575, 7875, 8181, 8505, 10125, 10605, 12625, 13635, 14175, 17675, 19089, 22725, 23625, 24543, 30375, 31815, 37875, 40905, 42525, 53025, 57267, 68175, 70875, 88375, 95445, 113625, 122715, 159075, 171801, 204525, 212625, 265125, 286335, 340875, 477225, 613575, 795375, 859005, 1022625, 1431675, 2386125, 3067875, 4295025, 7158375, 21475125]

約数ペア:

[(1, 21475125), (3, 7158375), (5, 4295025), (7, 3067875), (9, 2386125), (15, 1431675), (21, 1022625), (25, 859005), (27, 795375), (35, 613575), (45, 477225), (63, 340875), (75, 286335), (81, 265125), (101, 212625), (105, 204525), (125, 171801), (135, 159075), (175, 122715), (189, 113625), (225, 95445), (243, 88375), (303, 70875), (315, 68175), (375, 57267), (405, 53025), (505, 42525), (525, 40905), (567, 37875), (675, 31815), (707, 30375), (875, 24543), (909, 23625), (945, 22725), (1125, 19089), (1215, 17675), (1515, 14175), (1575, 13635), (1701, 12625), (2025, 10605), (2121, 10125), (2525, 8505), (2625, 8181), (2727, 7875), (2835, 7575), (3375, 6363), (3535, 6075), (4545, 4725)]