21634635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 40734720

約数和(自身を除く): 19100085

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 67, 95, 103, 165, 201, 209, 285, 309, 335, 515, 627, 737, 1005, 1045, 1133, 1273, 1545, 1957, 2211, 3135, 3399, 3685, 3819, 5665, 5871, 6365, 6901, 9785, 11055, 14003, 16995, 19095, 20703, 21527, 29355, 34505, 42009, 64581, 70015, 75911, 103515, 107635, 131119, 210045, 227733, 322905, 379555, 393357, 655595, 1138665, 1442309, 1966785, 4326927, 7211545, 21634635]

約数ペア:

[(1, 21634635), (3, 7211545), (5, 4326927), (11, 1966785), (15, 1442309), (19, 1138665), (33, 655595), (55, 393357), (57, 379555), (67, 322905), (95, 227733), (103, 210045), (165, 131119), (201, 107635), (209, 103515), (285, 75911), (309, 70015), (335, 64581), (515, 42009), (627, 34505), (737, 29355), (1005, 21527), (1045, 20703), (1133, 19095), (1273, 16995), (1545, 14003), (1957, 11055), (2211, 9785), (3135, 6901), (3399, 6365), (3685, 5871), (3819, 5665)]