21388895868

素因数分解:

$2^2\times 3^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1\times {\mathrm{40751}}^1$

素因数の和:41178

約数の個数: 48

約数和(自身を含む): 50389032960

約数和(自身を除く): 29000137092

約数列:

[1, 2, 3, 4, 6, 12, 191, 229, 382, 458, 573, 687, 764, 916, 1146, 1374, 2292, 2748, 40751, 43739, 81502, 87478, 122253, 131217, 163004, 174956, 244506, 262434, 489012, 524868, 7783441, 9331979, 15566882, 18663958, 23350323, 27995937, 31133764, 37327916, 46700646, 55991874, 93401292, 111983748, 1782407989, 3564815978, 5347223967, 7129631956, 10694447934, 21388895868]

約数ペア:

[(1, 21388895868), (2, 10694447934), (3, 7129631956), (4, 5347223967), (6, 3564815978), (12, 1782407989), (191, 111983748), (229, 93401292), (382, 55991874), (458, 46700646), (573, 37327916), (687, 31133764), (764, 27995937), (916, 23350323), (1146, 18663958), (1374, 15566882), (2292, 9331979), (2748, 7783441), (40751, 524868), (43739, 489012), (81502, 262434), (87478, 244506), (122253, 174956), (131217, 163004)]