21734295

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1015

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 16489065

約数列:

[1, 3, 5, 11, 15, 33, 55, 157, 165, 471, 785, 839, 1727, 2355, 2517, 4195, 5181, 8635, 9229, 12585, 25905, 27687, 46145, 131723, 138435, 395169, 658615, 1448953, 1975845, 4346859, 7244765, 21734295]

約数ペア:

[(1, 21734295), (3, 7244765), (5, 4346859), (11, 1975845), (15, 1448953), (33, 658615), (55, 395169), (157, 138435), (165, 131723), (471, 46145), (785, 27687), (839, 25905), (1727, 12585), (2355, 9229), (2517, 8635), (4195, 5181)]