21392043

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6361}}^1$

素因数の和:6442

約数の個数: 16

約数和(自身を含む): 30537600

約数和(自身を除く): 9145557

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6361, 19083, 120859, 362577, 375299, 1125897, 7130681, 21392043]

約数ペア:

[(1, 21392043), (3, 7130681), (19, 1125897), (57, 375299), (59, 362577), (177, 120859), (1121, 19083), (3363, 6361)]