21889854

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{173729}}^1$

素因数の和:173744

約数の個数: 24

約数和(自身を含む): 54203760

約数和(自身を除く): 32313906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 173729, 347458, 521187, 1042374, 1216103, 1563561, 2432206, 3127122, 3648309, 7296618, 10944927, 21889854]

約数ペア:

[(1, 21889854), (2, 10944927), (3, 7296618), (6, 3648309), (7, 3127122), (9, 2432206), (14, 1563561), (18, 1216103), (21, 1042374), (42, 521187), (63, 347458), (126, 173729)]