21483264

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2543}}^1$

素因数の和:2573

約数の個数: 72

約数和(自身を含む): 62399232

約数和(自身を除く): 40915968

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 528, 704, 768, 1056, 1408, 2112, 2543, 2816, 4224, 5086, 7629, 8448, 10172, 15258, 20344, 27973, 30516, 40688, 55946, 61032, 81376, 83919, 111892, 122064, 162752, 167838, 223784, 244128, 325504, 335676, 447568, 488256, 651008, 671352, 895136, 976512, 1342704, 1790272, 1953024, 2685408, 3580544, 5370816, 7161088, 10741632, 21483264]

約数ペア:

[(1, 21483264), (2, 10741632), (3, 7161088), (4, 5370816), (6, 3580544), (8, 2685408), (11, 1953024), (12, 1790272), (16, 1342704), (22, 976512), (24, 895136), (32, 671352), (33, 651008), (44, 488256), (48, 447568), (64, 335676), (66, 325504), (88, 244128), (96, 223784), (128, 167838), (132, 162752), (176, 122064), (192, 111892), (256, 83919), (264, 81376), (352, 61032), (384, 55946), (528, 40688), (704, 30516), (768, 27973), (1056, 20344), (1408, 15258), (2112, 10172), (2543, 8448), (2816, 7629), (4224, 5086)]