21232626

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 47443968

約数和(自身を除く): 26211342

約数列:

[1, 2, 3, 6, 17, 34, 43, 47, 51, 86, 94, 102, 103, 129, 141, 206, 258, 282, 309, 618, 731, 799, 1462, 1598, 1751, 2021, 2193, 2397, 3502, 4042, 4386, 4429, 4794, 4841, 5253, 6063, 8858, 9682, 10506, 12126, 13287, 14523, 26574, 29046, 34357, 68714, 75293, 82297, 103071, 150586, 164594, 206142, 208163, 225879, 246891, 416326, 451758, 493782, 624489, 1248978, 3538771, 7077542, 10616313, 21232626]

約数ペア:

[(1, 21232626), (2, 10616313), (3, 7077542), (6, 3538771), (17, 1248978), (34, 624489), (43, 493782), (47, 451758), (51, 416326), (86, 246891), (94, 225879), (102, 208163), (103, 206142), (129, 164594), (141, 150586), (206, 103071), (258, 82297), (282, 75293), (309, 68714), (618, 34357), (731, 29046), (799, 26574), (1462, 14523), (1598, 13287), (1751, 12126), (2021, 10506), (2193, 9682), (2397, 8858), (3502, 6063), (4042, 5253), (4386, 4841), (4429, 4794)]