2021372969

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{863}}^1\times {\mathrm{1601}}^1$

素因数の和:2501

約数の個数: 32

約数和(自身を含む): 2657525760

約数和(自身を除く): 636152791

約数列:

[1, 7, 11, 19, 77, 133, 209, 863, 1463, 1601, 6041, 9493, 11207, 16397, 17611, 30419, 66451, 114779, 123277, 180367, 212933, 334609, 1262569, 1381663, 2342263, 9671641, 15198293, 26251597, 106388051, 183761179, 288767567, 2021372969]

約数ペア:

[(1, 2021372969), (7, 288767567), (11, 183761179), (19, 106388051), (77, 26251597), (133, 15198293), (209, 9671641), (863, 2342263), (1463, 1381663), (1601, 1262569), (6041, 334609), (9493, 212933), (11207, 180367), (16397, 123277), (17611, 114779), (30419, 66451)]