2021061028

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{4211}}^1$

素因数の和:4564

約数の個数: 48

約数和(自身を含む): 4123986048

約数和(自身を除く): 2102925020

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 281, 427, 562, 854, 1124, 1708, 1967, 3934, 4211, 7868, 8422, 16844, 17141, 29477, 34282, 58954, 68564, 117908, 119987, 239974, 256871, 479948, 513742, 1027484, 1183291, 1798097, 2366582, 3596194, 4733164, 7192388, 8283037, 16566074, 33132148, 72180751, 144361502, 288723004, 505265257, 1010530514, 2021061028]

約数ペア:

[(1, 2021061028), (2, 1010530514), (4, 505265257), (7, 288723004), (14, 144361502), (28, 72180751), (61, 33132148), (122, 16566074), (244, 8283037), (281, 7192388), (427, 4733164), (562, 3596194), (854, 2366582), (1124, 1798097), (1708, 1183291), (1967, 1027484), (3934, 513742), (4211, 479948), (7868, 256871), (8422, 239974), (16844, 119987), (17141, 117908), (29477, 68564), (34282, 58954)]