21394874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33119}}^1$

素因数の和:33157

約数の個数: 16

約数和(自身を含む): 35769600

約数和(自身を除く): 14374726

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33119, 66238, 563023, 629261, 1126046, 1258522, 10697437, 21394874]

約数ペア:

[(1, 21394874), (2, 10697437), (17, 1258522), (19, 1126046), (34, 629261), (38, 563023), (323, 66238), (646, 33119)]