21937857

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1\times {\mathrm{383}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 29902848

約数和(自身を除く): 7964991

約数列:

[1, 3, 61, 183, 313, 383, 939, 1149, 19093, 23363, 57279, 70089, 119879, 359637, 7312619, 21937857]

約数ペア:

[(1, 21937857), (3, 7312619), (61, 359637), (183, 119879), (313, 70089), (383, 57279), (939, 23363), (1149, 19093)]