21723306

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 48751200

約数和(自身を除く): 27027894

約数列:

[1, 2, 3, 6, 11, 22, 33, 47, 66, 94, 141, 149, 282, 298, 447, 517, 894, 1034, 1551, 1639, 2209, 3102, 3278, 4418, 4917, 6627, 7003, 9834, 13254, 14006, 21009, 24299, 42018, 48598, 72897, 77033, 145794, 154066, 231099, 329141, 462198, 658282, 987423, 1974846, 3620551, 7241102, 10861653, 21723306]

約数ペア:

[(1, 21723306), (2, 10861653), (3, 7241102), (6, 3620551), (11, 1974846), (22, 987423), (33, 658282), (47, 462198), (66, 329141), (94, 231099), (141, 154066), (149, 145794), (282, 77033), (298, 72897), (447, 48598), (517, 42018), (894, 24299), (1034, 21009), (1551, 14006), (1639, 13254), (2209, 9834), (3102, 7003), (3278, 6627), (4418, 4917)]