21075033

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5801}}^1$

素因数の和:5984

約数の個数: 16

約数和(自身を含む): 32305536

約数和(自身を除く): 11230503

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 5801, 17403, 40607, 121821, 1003573, 3010719, 7025011, 21075033]

約数ペア:

[(1, 21075033), (3, 7025011), (7, 3010719), (21, 1003573), (173, 121821), (519, 40607), (1211, 17403), (3633, 5801)]