21734955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2311}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 43280640

約数和(自身を除く): 21545685

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 2311, 3135, 6933, 9405, 11555, 20799, 25421, 34665, 43909, 76263, 103995, 127105, 131727, 219545, 228789, 381315, 395181, 482999, 658635, 1143945, 1448997, 1975905, 2414995, 4346991, 7244985, 21734955]

約数ペア:

[(1, 21734955), (3, 7244985), (5, 4346991), (9, 2414995), (11, 1975905), (15, 1448997), (19, 1143945), (33, 658635), (45, 482999), (55, 395181), (57, 381315), (95, 228789), (99, 219545), (165, 131727), (171, 127105), (209, 103995), (285, 76263), (495, 43909), (627, 34665), (855, 25421), (1045, 20799), (1881, 11555), (2311, 9405), (3135, 6933)]