21344750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{12197}}^1$

素因数の和:12221

約数の個数: 32

約数和(自身を含む): 45669312

約数和(自身を除く): 24324562

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 12197, 24394, 60985, 85379, 121970, 170758, 304925, 426895, 609850, 853790, 1524625, 2134475, 3049250, 4268950, 10672375, 21344750]

約数ペア:

[(1, 21344750), (2, 10672375), (5, 4268950), (7, 3049250), (10, 2134475), (14, 1524625), (25, 853790), (35, 609850), (50, 426895), (70, 304925), (125, 170758), (175, 121970), (250, 85379), (350, 60985), (875, 24394), (1750, 12197)]