21416996890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{293263}}^1$

素因数の和:293446

約数の個数: 32

約数和(自身を含む): 39485064960

約数和(自身を除く): 18068068070

約数列:

[1, 2, 5, 10, 67, 109, 134, 218, 335, 545, 670, 1090, 7303, 14606, 36515, 73030, 293263, 586526, 1466315, 2932630, 19648621, 31965667, 39297242, 63931334, 98243105, 159828335, 196486210, 319656670, 2141699689, 4283399378, 10708498445, 21416996890]

約数ペア:

[(1, 21416996890), (2, 10708498445), (5, 4283399378), (10, 2141699689), (67, 319656670), (109, 196486210), (134, 159828335), (218, 98243105), (335, 63931334), (545, 39297242), (670, 31965667), (1090, 19648621), (7303, 2932630), (14606, 1466315), (36515, 586526), (73030, 293263)]