21130164

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{53359}}^1$

素因数の和:53380

約数の個数: 36

約数和(自身を含む): 58269120

約数和(自身を除く): 37138956

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 53359, 106718, 160077, 213436, 320154, 480231, 586949, 640308, 960462, 1173898, 1760847, 1920924, 2347796, 3521694, 5282541, 7043388, 10565082, 21130164]

約数ペア:

[(1, 21130164), (2, 10565082), (3, 7043388), (4, 5282541), (6, 3521694), (9, 2347796), (11, 1920924), (12, 1760847), (18, 1173898), (22, 960462), (33, 640308), (36, 586949), (44, 480231), (66, 320154), (99, 213436), (132, 160077), (198, 106718), (396, 53359)]