21246036525

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{1307}}^1\times {\mathrm{10321}}^1$

素因数の和:11651

約数の個数: 72

約数和(自身を含む): 43527791424

約数和(自身を除く): 22281754899

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1307, 1575, 3921, 6535, 9149, 10321, 11763, 19605, 27447, 30963, 32675, 45745, 51605, 58815, 72247, 82341, 92889, 98025, 137235, 154815, 216741, 228725, 258025, 294075, 361235, 411705, 464445, 650223, 686175, 774075, 1083705, 1806175, 2058525, 2322225, 3251115, 5418525, 13489547, 16255575, 40468641, 67447735, 94426829, 121405923, 202343205, 283280487, 337238675, 472134145, 607029615, 849841461, 1011716025, 1416402435, 2360670725, 3035148075, 4249207305, 7082012175, 21246036525]

約数ペア:

[(1, 21246036525), (3, 7082012175), (5, 4249207305), (7, 3035148075), (9, 2360670725), (15, 1416402435), (21, 1011716025), (25, 849841461), (35, 607029615), (45, 472134145), (63, 337238675), (75, 283280487), (105, 202343205), (175, 121405923), (225, 94426829), (315, 67447735), (525, 40468641), (1307, 16255575), (1575, 13489547), (3921, 5418525), (6535, 3251115), (9149, 2322225), (10321, 2058525), (11763, 1806175), (19605, 1083705), (27447, 774075), (30963, 686175), (32675, 650223), (45745, 464445), (51605, 411705), (58815, 361235), (72247, 294075), (82341, 258025), (92889, 228725), (98025, 216741), (137235, 154815)]