21596793

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 10336647

約数列:

[1, 3, 23, 29, 43, 69, 87, 129, 251, 667, 753, 989, 1247, 2001, 2967, 3741, 5773, 7279, 10793, 17319, 21837, 28681, 32379, 86043, 167417, 248239, 312997, 502251, 744717, 938991, 7198931, 21596793]

約数ペア:

[(1, 21596793), (3, 7198931), (23, 938991), (29, 744717), (43, 502251), (69, 312997), (87, 248239), (129, 167417), (251, 86043), (667, 32379), (753, 28681), (989, 21837), (1247, 17319), (2001, 10793), (2967, 7279), (3741, 5773)]