2021826807

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{224423}}^1$

素因数の和:224460

約数の個数: 48

約数和(自身を含む): 3921136128

約数和(自身を除く): 1899309321

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 693, 819, 1001, 1287, 3003, 9009, 224423, 673269, 1570961, 2019807, 2468653, 2917499, 4712883, 7405959, 8752497, 14138649, 17280571, 20422493, 22217877, 26257491, 32092489, 51841713, 61267479, 96277467, 155525139, 183802437, 224647423, 288832401, 673942269, 2021826807]

約数ペア:

[(1, 2021826807), (3, 673942269), (7, 288832401), (9, 224647423), (11, 183802437), (13, 155525139), (21, 96277467), (33, 61267479), (39, 51841713), (63, 32092489), (77, 26257491), (91, 22217877), (99, 20422493), (117, 17280571), (143, 14138649), (231, 8752497), (273, 7405959), (429, 4712883), (693, 2917499), (819, 2468653), (1001, 2019807), (1287, 1570961), (3003, 673269), (9009, 224423)]