21185265276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{3889}}^1\times {\mathrm{21617}}^1$

素因数の和:25523

約数の個数: 72

約数和(自身を含む): 61220446560

約数和(自身を除く): 40035181284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 3889, 7778, 11667, 15556, 21617, 23334, 27223, 35001, 43234, 46668, 54446, 64851, 70002, 81669, 86468, 108892, 129702, 140004, 151319, 163338, 194553, 245007, 259404, 302638, 326676, 389106, 453957, 490014, 605276, 778212, 907914, 980028, 1361871, 1815828, 2723742, 5447484, 84068513, 168137026, 252205539, 336274052, 504411078, 588479591, 756616617, 1008822156, 1176959182, 1513233234, 1765438773, 2353918364, 3026466468, 3530877546, 5296316319, 7061755092, 10592632638, 21185265276]

約数ペア:

[(1, 21185265276), (2, 10592632638), (3, 7061755092), (4, 5296316319), (6, 3530877546), (7, 3026466468), (9, 2353918364), (12, 1765438773), (14, 1513233234), (18, 1176959182), (21, 1008822156), (28, 756616617), (36, 588479591), (42, 504411078), (63, 336274052), (84, 252205539), (126, 168137026), (252, 84068513), (3889, 5447484), (7778, 2723742), (11667, 1815828), (15556, 1361871), (21617, 980028), (23334, 907914), (27223, 778212), (35001, 605276), (43234, 490014), (46668, 453957), (54446, 389106), (64851, 326676), (70002, 302638), (81669, 259404), (86468, 245007), (108892, 194553), (129702, 163338), (140004, 151319)]