21800793

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{14221}}^1$

素因数の和:14304

約数の個数: 16

約数和(自身を含む): 33677696

約数和(自身を除く): 11876903

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 14221, 42663, 99547, 298641, 1038133, 3114399, 7266931, 21800793]

約数ペア:

[(1, 21800793), (3, 7266931), (7, 3114399), (21, 1038133), (73, 298641), (219, 99547), (511, 42663), (1533, 14221)]