21379608

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17467}}^1$

素因数の和:17496

約数の個数: 48

約数和(自身を含む): 61312680

約数和(自身を除く): 39933072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17467, 34934, 52401, 69868, 104802, 139736, 157203, 209604, 296939, 314406, 419208, 593878, 628812, 890817, 1187756, 1257624, 1781634, 2375512, 2672451, 3563268, 5344902, 7126536, 10689804, 21379608]

約数ペア:

[(1, 21379608), (2, 10689804), (3, 7126536), (4, 5344902), (6, 3563268), (8, 2672451), (9, 2375512), (12, 1781634), (17, 1257624), (18, 1187756), (24, 890817), (34, 628812), (36, 593878), (51, 419208), (68, 314406), (72, 296939), (102, 209604), (136, 157203), (153, 139736), (204, 104802), (306, 69868), (408, 52401), (612, 34934), (1224, 17467)]