21565798

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{9619}}^1$

素因数の和:9699

約数の個数: 16

約数和(自身を含む): 34632000

約数和(自身を除く): 13066202

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 9619, 19238, 182761, 365522, 567521, 1135042, 10782899, 21565798]

約数ペア:

[(1, 21565798), (2, 10782899), (19, 1135042), (38, 567521), (59, 365522), (118, 182761), (1121, 19238), (2242, 9619)]