21092796794

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{709}}^1$

素因数の和:975

約数の個数: 64

約数和(自身を含む): 33887652480

約数和(自身を除く): 12794855686

約数列:

[1, 2, 43, 53, 61, 86, 106, 107, 122, 214, 709, 1418, 2279, 2623, 3233, 4558, 4601, 5246, 5671, 6466, 6527, 9202, 11342, 13054, 30487, 37577, 43249, 60974, 75154, 75863, 86498, 139019, 151726, 243853, 278038, 280661, 345931, 487706, 561322, 691862, 1615811, 1859707, 2292197, 3231622, 3262109, 3719414, 4020739, 4584394, 4627643, 6524218, 8041478, 9255286, 14875033, 29750066, 98564471, 172891777, 197128942, 198988649, 245265079, 345783554, 397977298, 490530158, 10546398397, 21092796794]

約数ペア:

[(1, 21092796794), (2, 10546398397), (43, 490530158), (53, 397977298), (61, 345783554), (86, 245265079), (106, 198988649), (107, 197128942), (122, 172891777), (214, 98564471), (709, 29750066), (1418, 14875033), (2279, 9255286), (2623, 8041478), (3233, 6524218), (4558, 4627643), (4601, 4584394), (5246, 4020739), (5671, 3719414), (6466, 3262109), (6527, 3231622), (9202, 2292197), (11342, 1859707), (13054, 1615811), (30487, 691862), (37577, 561322), (43249, 487706), (60974, 345931), (75154, 280661), (75863, 278038), (86498, 243853), (139019, 151726)]