21554408084

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{9109}}^1\times {\mathrm{4889}}^1$

素因数の和:14024

約数の個数: 36

約数和(自身を含む): 41474094900

約数和(自身を除く): 19919686816

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 4889, 9109, 9778, 18218, 19556, 36436, 53779, 100199, 107558, 200398, 215116, 400796, 591569, 1102189, 1183138, 2204378, 2366276, 4408756, 44533901, 89067802, 178135604, 489872911, 979745822, 1959491644, 5388602021, 10777204042, 21554408084]

約数ペア:

[(1, 21554408084), (2, 10777204042), (4, 5388602021), (11, 1959491644), (22, 979745822), (44, 489872911), (121, 178135604), (242, 89067802), (484, 44533901), (4889, 4408756), (9109, 2366276), (9778, 2204378), (18218, 1183138), (19556, 1102189), (36436, 591569), (53779, 400796), (100199, 215116), (107558, 200398)]