21784374

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{63697}}^1$

素因数の和:63724

約数の個数: 24

約数和(自身を含む): 49684440

約数和(自身を除く): 27900066

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 63697, 127394, 191091, 382182, 573273, 1146546, 1210243, 2420486, 3630729, 7261458, 10892187, 21784374]

約数ペア:

[(1, 21784374), (2, 10892187), (3, 7261458), (6, 3630729), (9, 2420486), (18, 1210243), (19, 1146546), (38, 573273), (57, 382182), (114, 191091), (171, 127394), (342, 63697)]