20210958969

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1\times {\mathrm{331}}^1\times {\mathrm{853}}^1$

素因数の和:1517

約数の個数: 32

約数和(自身を含む): 27436437504

約数和(自身を除く): 7225478535

約数列:

[1, 3, 107, 223, 321, 331, 669, 853, 993, 2559, 23861, 35417, 71583, 73813, 91271, 106251, 190219, 221439, 273813, 282343, 570657, 847029, 7897991, 20353433, 23693973, 30210701, 61060299, 62962489, 90632103, 188887467, 6736986323, 20210958969]

約数ペア:

[(1, 20210958969), (3, 6736986323), (107, 188887467), (223, 90632103), (321, 62962489), (331, 61060299), (669, 30210701), (853, 23693973), (993, 20353433), (2559, 7897991), (23861, 847029), (35417, 570657), (71583, 282343), (73813, 273813), (91271, 221439), (106251, 190219)]