21330162

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 54984960

約数和(自身を除く): 33654798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 126, 146, 189, 219, 378, 438, 511, 657, 773, 1022, 1314, 1533, 1546, 1971, 2319, 3066, 3942, 4599, 4638, 5411, 6957, 9198, 10822, 13797, 13914, 16233, 20871, 27594, 32466, 41742, 48699, 56429, 97398, 112858, 146097, 169287, 292194, 338574, 395003, 507861, 790006, 1015722, 1185009, 1523583, 2370018, 3047166, 3555027, 7110054, 10665081, 21330162]

約数ペア:

[(1, 21330162), (2, 10665081), (3, 7110054), (6, 3555027), (7, 3047166), (9, 2370018), (14, 1523583), (18, 1185009), (21, 1015722), (27, 790006), (42, 507861), (54, 395003), (63, 338574), (73, 292194), (126, 169287), (146, 146097), (189, 112858), (219, 97398), (378, 56429), (438, 48699), (511, 41742), (657, 32466), (773, 27594), (1022, 20871), (1314, 16233), (1533, 13914), (1546, 13797), (1971, 10822), (2319, 9198), (3066, 6957), (3942, 5411), (4599, 4638)]