21734902

素因数分解:

$2^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{1423}}^1$

素因数の和:2523

約数の個数: 16

約数和(自身を含む): 37320192

約数和(自身を除く): 15585290

約数列:

[1, 2, 7, 14, 1091, 1423, 2182, 2846, 7637, 9961, 15274, 19922, 1552493, 3104986, 10867451, 21734902]

約数ペア:

[(1, 21734902), (2, 10867451), (7, 3104986), (14, 1552493), (1091, 19922), (1423, 15274), (2182, 9961), (2846, 7637)]