2021172285

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{2741}}^1$

素因数の和:2910

約数の個数: 64

約数和(自身を含む): 3648395520

約数和(自身を除く): 1627223235

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 109, 123, 165, 205, 327, 451, 545, 615, 1199, 1353, 1635, 2255, 2741, 3597, 4469, 5995, 6765, 8223, 13407, 13705, 17985, 22345, 30151, 41115, 49159, 67035, 90453, 112381, 147477, 150755, 245795, 298769, 337143, 452265, 561905, 737385, 896307, 1236191, 1493845, 1685715, 3286459, 3708573, 4481535, 6180955, 9859377, 12249529, 16432295, 18542865, 36748587, 49296885, 61247645, 134744819, 183742935, 404234457, 673724095, 2021172285]

約数ペア:

[(1, 2021172285), (3, 673724095), (5, 404234457), (11, 183742935), (15, 134744819), (33, 61247645), (41, 49296885), (55, 36748587), (109, 18542865), (123, 16432295), (165, 12249529), (205, 9859377), (327, 6180955), (451, 4481535), (545, 3708573), (615, 3286459), (1199, 1685715), (1353, 1493845), (1635, 1236191), (2255, 896307), (2741, 737385), (3597, 561905), (4469, 452265), (5995, 337143), (6765, 298769), (8223, 245795), (13407, 150755), (13705, 147477), (17985, 112381), (22345, 90453), (30151, 67035), (41115, 49159)]