21271536

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1$

素因数の和:1071

約数の個数: 120

約数和(自身を含む): 70005936

約数和(自身を除く): 48734400

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 33, 36, 39, 44, 48, 52, 66, 72, 78, 88, 99, 104, 117, 132, 143, 144, 156, 176, 198, 208, 234, 264, 286, 312, 396, 429, 468, 528, 572, 624, 792, 858, 936, 1033, 1144, 1287, 1584, 1716, 1872, 2066, 2288, 2574, 3099, 3432, 4132, 5148, 6198, 6864, 8264, 9297, 10296, 11363, 12396, 13429, 16528, 18594, 20592, 22726, 24792, 26858, 34089, 37188, 40287, 45452, 49584, 53716, 68178, 74376, 80574, 90904, 102267, 107432, 120861, 136356, 147719, 148752, 161148, 181808, 204534, 214864, 241722, 272712, 295438, 322296, 409068, 443157, 483444, 545424, 590876, 644592, 818136, 886314, 966888, 1181752, 1329471, 1636272, 1772628, 1933776, 2363504, 2658942, 3545256, 5317884, 7090512, 10635768, 21271536]

約数ペア:

[(1, 21271536), (2, 10635768), (3, 7090512), (4, 5317884), (6, 3545256), (8, 2658942), (9, 2363504), (11, 1933776), (12, 1772628), (13, 1636272), (16, 1329471), (18, 1181752), (22, 966888), (24, 886314), (26, 818136), (33, 644592), (36, 590876), (39, 545424), (44, 483444), (48, 443157), (52, 409068), (66, 322296), (72, 295438), (78, 272712), (88, 241722), (99, 214864), (104, 204534), (117, 181808), (132, 161148), (143, 148752), (144, 147719), (156, 136356), (176, 120861), (198, 107432), (208, 102267), (234, 90904), (264, 80574), (286, 74376), (312, 68178), (396, 53716), (429, 49584), (468, 45452), (528, 40287), (572, 37188), (624, 34089), (792, 26858), (858, 24792), (936, 22726), (1033, 20592), (1144, 18594), (1287, 16528), (1584, 13429), (1716, 12396), (1872, 11363), (2066, 10296), (2288, 9297), (2574, 8264), (3099, 6864), (3432, 6198), (4132, 5148)]