2021878257

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{19661}}^1$

素因数の和:19813

約数の個数: 32

約数和(自身を含む): 3171087360

約数和(自身を除く): 1149209103

約数列:

[1, 3, 7, 21, 59, 83, 177, 249, 413, 581, 1239, 1743, 4897, 14691, 19661, 34279, 58983, 102837, 137627, 412881, 1159999, 1631863, 3479997, 4895589, 8119993, 11423041, 24359979, 34269123, 96279917, 288839751, 673959419, 2021878257]

約数ペア:

[(1, 2021878257), (3, 673959419), (7, 288839751), (21, 96279917), (59, 34269123), (83, 24359979), (177, 11423041), (249, 8119993), (413, 4895589), (581, 3479997), (1239, 1631863), (1743, 1159999), (4897, 412881), (14691, 137627), (19661, 102837), (34279, 58983)]