21775644

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4999}}^1$

素因数の和:5031

約数の個数: 54

約数和(自身を含む): 60515000

約数和(自身を除く): 38739356

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4999, 9998, 14997, 19996, 29994, 44991, 54989, 59988, 89982, 109978, 164967, 179964, 219956, 329934, 494901, 604879, 659868, 989802, 1209758, 1814637, 1979604, 2419516, 3629274, 5443911, 7258548, 10887822, 21775644]

約数ペア:

[(1, 21775644), (2, 10887822), (3, 7258548), (4, 5443911), (6, 3629274), (9, 2419516), (11, 1979604), (12, 1814637), (18, 1209758), (22, 989802), (33, 659868), (36, 604879), (44, 494901), (66, 329934), (99, 219956), (121, 179964), (132, 164967), (198, 109978), (242, 89982), (363, 59988), (396, 54989), (484, 44991), (726, 29994), (1089, 19996), (1452, 14997), (2178, 9998), (4356, 4999)]