21526452

素因数分解:

$2^2\times 3^3\times {\mathrm{37}}^1\times {\mathrm{5387}}^1$

素因数の和:5437

約数の個数: 48

約数和(自身を含む): 57328320

約数和(自身を除く): 35801868

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 108, 111, 148, 222, 333, 444, 666, 999, 1332, 1998, 3996, 5387, 10774, 16161, 21548, 32322, 48483, 64644, 96966, 145449, 193932, 199319, 290898, 398638, 581796, 597957, 797276, 1195914, 1793871, 2391828, 3587742, 5381613, 7175484, 10763226, 21526452]

約数ペア:

[(1, 21526452), (2, 10763226), (3, 7175484), (4, 5381613), (6, 3587742), (9, 2391828), (12, 1793871), (18, 1195914), (27, 797276), (36, 597957), (37, 581796), (54, 398638), (74, 290898), (108, 199319), (111, 193932), (148, 145449), (222, 96966), (333, 64644), (444, 48483), (666, 32322), (999, 21548), (1332, 16161), (1998, 10774), (3996, 5387)]