21476350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1427}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 46747008

約数和(自身を除く): 25270658

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 50, 70, 86, 175, 215, 301, 350, 430, 602, 1075, 1427, 1505, 2150, 2854, 3010, 7135, 7525, 9989, 14270, 15050, 19978, 35675, 49945, 61361, 71350, 99890, 122722, 249725, 306805, 429527, 499450, 613610, 859054, 1534025, 2147635, 3068050, 4295270, 10738175, 21476350]

約数ペア:

[(1, 21476350), (2, 10738175), (5, 4295270), (7, 3068050), (10, 2147635), (14, 1534025), (25, 859054), (35, 613610), (43, 499450), (50, 429527), (70, 306805), (86, 249725), (175, 122722), (215, 99890), (301, 71350), (350, 61361), (430, 49945), (602, 35675), (1075, 19978), (1427, 15050), (1505, 14270), (2150, 9989), (2854, 7525), (3010, 7135)]