21642864

素因数分解:

$2^4\times 3^1\times {\mathrm{450893}}^1$

素因数の和:450904

約数の個数: 20

約数和(自身を含む): 55910856

約数和(自身を除く): 34267992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450893, 901786, 1352679, 1803572, 2705358, 3607144, 5410716, 7214288, 10821432, 21642864]

約数ペア:

[(1, 21642864), (2, 10821432), (3, 7214288), (4, 5410716), (6, 3607144), (8, 2705358), (12, 1803572), (16, 1352679), (24, 901786), (48, 450893)]