21533866

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4987}}^1$

素因数の和:5133

約数の個数: 16

約数和(自身を含む): 34477056

約数和(自身を除く): 12943190

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 4987, 9974, 84779, 169558, 633349, 1266698, 10766933, 21533866]

約数ペア:

[(1, 21533866), (2, 10766933), (17, 1266698), (34, 633349), (127, 169558), (254, 84779), (2159, 9974), (4318, 4987)]