21616700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30881}}^1$

素因数の和:30902

約数の個数: 36

約数和(自身を含む): 53611152

約数和(自身を除く): 31994452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30881, 61762, 123524, 154405, 216167, 308810, 432334, 617620, 772025, 864668, 1080835, 1544050, 2161670, 3088100, 4323340, 5404175, 10808350, 21616700]

約数ペア:

[(1, 21616700), (2, 10808350), (4, 5404175), (5, 4323340), (7, 3088100), (10, 2161670), (14, 1544050), (20, 1080835), (25, 864668), (28, 772025), (35, 617620), (50, 432334), (70, 308810), (100, 216167), (140, 154405), (175, 123524), (350, 61762), (700, 30881)]