21283728

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{26083}}^1$

素因数の和:26111

約数の個数: 40

約数和(自身を含む): 58219488

約数和(自身を除く): 36935760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 26083, 52166, 78249, 104332, 156498, 208664, 312996, 417328, 443411, 625992, 886822, 1251984, 1330233, 1773644, 2660466, 3547288, 5320932, 7094576, 10641864, 21283728]

約数ペア:

[(1, 21283728), (2, 10641864), (3, 7094576), (4, 5320932), (6, 3547288), (8, 2660466), (12, 1773644), (16, 1330233), (17, 1251984), (24, 886822), (34, 625992), (48, 443411), (51, 417328), (68, 312996), (102, 208664), (136, 156498), (204, 104332), (272, 78249), (408, 52166), (816, 26083)]