21436047

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1871}}^1$

素因数の和:1963

約数の個数: 24

約数和(自身を含む): 33096960

約数和(自身を除く): 11660913

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 1871, 3819, 5613, 11457, 16839, 35549, 106647, 125357, 319941, 376071, 1128213, 2381783, 7145349, 21436047]

約数ペア:

[(1, 21436047), (3, 7145349), (9, 2381783), (19, 1128213), (57, 376071), (67, 319941), (171, 125357), (201, 106647), (603, 35549), (1273, 16839), (1871, 11457), (3819, 5613)]