21756634

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{33679}}^1$

素因数の和:33717

約数の個数: 16

約数和(自身を含む): 36374400

約数和(自身を除く): 14617766

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 33679, 67358, 572543, 639901, 1145086, 1279802, 10878317, 21756634]

約数ペア:

[(1, 21756634), (2, 10878317), (17, 1279802), (19, 1145086), (34, 639901), (38, 572543), (323, 67358), (646, 33679)]