21439896

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 34201704

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 83, 94, 141, 166, 188, 229, 249, 282, 332, 376, 458, 498, 564, 664, 687, 916, 996, 1128, 1374, 1832, 1992, 2748, 3901, 5496, 7802, 10763, 11703, 15604, 19007, 21526, 23406, 31208, 32289, 38014, 43052, 46812, 57021, 64578, 76028, 86104, 93624, 114042, 129156, 152056, 228084, 258312, 456168, 893329, 1786658, 2679987, 3573316, 5359974, 7146632, 10719948, 21439896]

約数ペア:

[(1, 21439896), (2, 10719948), (3, 7146632), (4, 5359974), (6, 3573316), (8, 2679987), (12, 1786658), (24, 893329), (47, 456168), (83, 258312), (94, 228084), (141, 152056), (166, 129156), (188, 114042), (229, 93624), (249, 86104), (282, 76028), (332, 64578), (376, 57021), (458, 46812), (498, 43052), (564, 38014), (664, 32289), (687, 31208), (916, 23406), (996, 21526), (1128, 19007), (1374, 15604), (1832, 11703), (1992, 10763), (2748, 7802), (3901, 5496)]