21565356

素因数分解:

$2^2\times 3^1\times {\mathrm{347}}^1\times {\mathrm{5179}}^1$

素因数の和:5533

約数の個数: 24

約数和(自身を含む): 50473920

約数和(自身を除く): 28908564

約数列:

[1, 2, 3, 4, 6, 12, 347, 694, 1041, 1388, 2082, 4164, 5179, 10358, 15537, 20716, 31074, 62148, 1797113, 3594226, 5391339, 7188452, 10782678, 21565356]

約数ペア:

[(1, 21565356), (2, 10782678), (3, 7188452), (4, 5391339), (6, 3594226), (12, 1797113), (347, 62148), (694, 31074), (1041, 20716), (1388, 15537), (2082, 10358), (4164, 5179)]