21198262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15077}}^1$

素因数の和:15135

約数の個数: 16

約数和(自身を含む): 34377840

約数和(自身を除く): 13179578

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 15077, 30154, 286463, 557849, 572926, 1115698, 10599131, 21198262]

約数ペア:

[(1, 21198262), (2, 10599131), (19, 1115698), (37, 572926), (38, 557849), (74, 286463), (703, 30154), (1406, 15077)]