21945684

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{953}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 54492480

約数和(自身を除く): 32546796

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 101, 114, 202, 228, 303, 404, 606, 953, 1212, 1906, 1919, 2859, 3812, 3838, 5718, 5757, 7676, 11436, 11514, 18107, 23028, 36214, 54321, 72428, 96253, 108642, 192506, 217284, 288759, 385012, 577518, 1155036, 1828807, 3657614, 5486421, 7315228, 10972842, 21945684]

約数ペア:

[(1, 21945684), (2, 10972842), (3, 7315228), (4, 5486421), (6, 3657614), (12, 1828807), (19, 1155036), (38, 577518), (57, 385012), (76, 288759), (101, 217284), (114, 192506), (202, 108642), (228, 96253), (303, 72428), (404, 54321), (606, 36214), (953, 23028), (1212, 18107), (1906, 11514), (1919, 11436), (2859, 7676), (3812, 5757), (3838, 5718)]