21363874

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41243}}^1$

素因数の和:41289

約数の個数: 16

約数和(自身を含む): 37614528

約数和(自身を除く): 16250654

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 41243, 82486, 288701, 577402, 1525991, 3051982, 10681937, 21363874]

約数ペア:

[(1, 21363874), (2, 10681937), (7, 3051982), (14, 1525991), (37, 577402), (74, 288701), (259, 82486), (518, 41243)]