21370802

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1493}}^1$

素因数の和:1933

約数の個数: 16

約数和(自身を含む): 34045272

約数和(自身を除く): 12674470

約数列:

[1, 2, 17, 34, 421, 842, 1493, 2986, 7157, 14314, 25381, 50762, 628553, 1257106, 10685401, 21370802]

約数ペア:

[(1, 21370802), (2, 10685401), (17, 1257106), (34, 628553), (421, 50762), (842, 25381), (1493, 14314), (2986, 7157)]