21697372

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13873}}^1$

素因数の和:13917

約数の個数: 24

約数和(自身を含む): 41954976

約数和(自身を除く): 20257604

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 391, 782, 1564, 13873, 27746, 55492, 235841, 319079, 471682, 638158, 943364, 1276316, 5424343, 10848686, 21697372]

約数ペア:

[(1, 21697372), (2, 10848686), (4, 5424343), (17, 1276316), (23, 943364), (34, 638158), (46, 471682), (68, 319079), (92, 235841), (391, 55492), (782, 27746), (1564, 13873)]