21031778246

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{33487}}^1$

素因数の和:33708

約数の個数: 32

約数和(自身を含む): 33064711680

約数和(自身を除く): 12032933434

約数列:

[1, 2, 43, 67, 86, 109, 134, 218, 2881, 4687, 5762, 7303, 9374, 14606, 33487, 66974, 314029, 628058, 1439941, 2243629, 2879882, 3650083, 4487258, 7300166, 96476047, 156953569, 192952094, 244555561, 313907138, 489111122, 10515889123, 21031778246]

約数ペア:

[(1, 21031778246), (2, 10515889123), (43, 489111122), (67, 313907138), (86, 244555561), (109, 192952094), (134, 156953569), (218, 96476047), (2881, 7300166), (4687, 4487258), (5762, 3650083), (7303, 2879882), (9374, 2243629), (14606, 1439941), (33487, 628058), (66974, 314029)]