21564214

素因数分解:

$2^1\times 7^2\times {\mathrm{293}}^1\times {\mathrm{751}}^1$

素因数の和:1060

約数の個数: 24

約数和(自身を含む): 37806048

約数和(自身を除く): 16241834

約数列:

[1, 2, 7, 14, 49, 98, 293, 586, 751, 1502, 2051, 4102, 5257, 10514, 14357, 28714, 36799, 73598, 220043, 440086, 1540301, 3080602, 10782107, 21564214]

約数ペア:

[(1, 21564214), (2, 10782107), (7, 3080602), (14, 1540301), (49, 440086), (98, 220043), (293, 73598), (586, 36799), (751, 28714), (1502, 14357), (2051, 10514), (4102, 5257)]