21422519

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1$

素因数の和:1070

約数の個数: 16

約数和(自身を含む): 23930880

約数和(自身を除く): 2508361

約数列:

[1, 19, 31, 37, 589, 703, 983, 1147, 18677, 21793, 30473, 36371, 578987, 691049, 1127501, 21422519]

約数ペア:

[(1, 21422519), (19, 1127501), (31, 691049), (37, 578987), (589, 36371), (703, 30473), (983, 21793), (1147, 18677)]