21946710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 56044800

約数和(自身を除く): 34098090

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 139, 190, 277, 278, 285, 417, 554, 570, 695, 831, 834, 1385, 1390, 1662, 2085, 2641, 2770, 4155, 4170, 5263, 5282, 7923, 8310, 10526, 13205, 15789, 15846, 26315, 26410, 31578, 38503, 39615, 52630, 77006, 78945, 79230, 115509, 157890, 192515, 231018, 385030, 577545, 731557, 1155090, 1463114, 2194671, 3657785, 4389342, 7315570, 10973355, 21946710]

約数ペア:

[(1, 21946710), (2, 10973355), (3, 7315570), (5, 4389342), (6, 3657785), (10, 2194671), (15, 1463114), (19, 1155090), (30, 731557), (38, 577545), (57, 385030), (95, 231018), (114, 192515), (139, 157890), (190, 115509), (277, 79230), (278, 78945), (285, 77006), (417, 52630), (554, 39615), (570, 38503), (695, 31578), (831, 26410), (834, 26315), (1385, 15846), (1390, 15789), (1662, 13205), (2085, 10526), (2641, 8310), (2770, 7923), (4155, 5282), (4170, 5263)]