21354933

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1052

約数の個数: 16

約数和(自身を含む): 29577600

約数和(自身を除く): 8222667

約数列:

[1, 3, 29, 87, 389, 631, 1167, 1893, 11281, 18299, 33843, 54897, 245459, 736377, 7118311, 21354933]

約数ペア:

[(1, 21354933), (3, 7118311), (29, 736377), (87, 245459), (389, 54897), (631, 33843), (1167, 18299), (1893, 11281)]