21096369664

素因数分解:

$2^9\times {\mathrm{43}}^1\times {\mathrm{433}}^1\times {\mathrm{2213}}^1$

素因数の和:2707

約数の個数: 80

約数和(自身を含む): 43250950512

約数和(自身を除く): 22154580848

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 433, 512, 688, 866, 1376, 1732, 2213, 2752, 3464, 4426, 5504, 6928, 8852, 11008, 13856, 17704, 18619, 22016, 27712, 35408, 37238, 55424, 70816, 74476, 95159, 110848, 141632, 148952, 190318, 221696, 283264, 297904, 380636, 566528, 595808, 761272, 958229, 1133056, 1191616, 1522544, 1916458, 2383232, 3045088, 3832916, 4766464, 6090176, 7665832, 9532928, 12180352, 15331664, 24360704, 30663328, 41203847, 48721408, 61326656, 82407694, 122653312, 164815388, 245306624, 329630776, 490613248, 659261552, 1318523104, 2637046208, 5274092416, 10548184832, 21096369664]

約数ペア:

[(1, 21096369664), (2, 10548184832), (4, 5274092416), (8, 2637046208), (16, 1318523104), (32, 659261552), (43, 490613248), (64, 329630776), (86, 245306624), (128, 164815388), (172, 122653312), (256, 82407694), (344, 61326656), (433, 48721408), (512, 41203847), (688, 30663328), (866, 24360704), (1376, 15331664), (1732, 12180352), (2213, 9532928), (2752, 7665832), (3464, 6090176), (4426, 4766464), (5504, 3832916), (6928, 3045088), (8852, 2383232), (11008, 1916458), (13856, 1522544), (17704, 1191616), (18619, 1133056), (22016, 958229), (27712, 761272), (35408, 595808), (37238, 566528), (55424, 380636), (70816, 297904), (74476, 283264), (95159, 221696), (110848, 190318), (141632, 148952)]