21381822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15427}}^1$

素因数の和:15453

約数の個数: 48

約数和(自身を含む): 57762432

約数和(自身を除く): 36380610

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 15427, 30854, 46281, 92562, 107989, 138843, 169697, 215978, 277686, 323967, 339394, 509091, 647934, 971901, 1018182, 1187879, 1527273, 1943802, 2375758, 3054546, 3563637, 7127274, 10690911, 21381822]

約数ペア:

[(1, 21381822), (2, 10690911), (3, 7127274), (6, 3563637), (7, 3054546), (9, 2375758), (11, 1943802), (14, 1527273), (18, 1187879), (21, 1018182), (22, 971901), (33, 647934), (42, 509091), (63, 339394), (66, 323967), (77, 277686), (99, 215978), (126, 169697), (154, 138843), (198, 107989), (231, 92562), (462, 46281), (693, 30854), (1386, 15427)]