21723735

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11969}}^1$

素因数の和:11999

約数の個数: 24

約数和(自身を含む): 38208240

約数和(自身を除く): 16484505

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815, 11969, 35907, 59845, 131659, 179535, 394977, 658295, 1448249, 1974885, 4344747, 7241245, 21723735]

約数ペア:

[(1, 21723735), (3, 7241245), (5, 4344747), (11, 1974885), (15, 1448249), (33, 658295), (55, 394977), (121, 179535), (165, 131659), (363, 59845), (605, 35907), (1815, 11969)]