21878522314

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{877739}}^1$

素因数の和:877866

約数の個数: 24

約数和(自身を含む): 36422699040

約数和(自身を除く): 14544176726

約数列:

[1, 2, 11, 22, 103, 121, 206, 242, 1133, 2266, 12463, 24926, 877739, 1755478, 9655129, 19310258, 90407117, 106206419, 180814234, 212412838, 994478287, 1988956574, 10939261157, 21878522314]

約数ペア:

[(1, 21878522314), (2, 10939261157), (11, 1988956574), (22, 994478287), (103, 212412838), (121, 180814234), (206, 106206419), (242, 90407117), (1133, 19310258), (2266, 9655129), (12463, 1755478), (24926, 877739)]