21086565120

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1830431}}^1$

素因数の和:1830458

約数の個数: 108

約数和(自身を含む): 72957358656

約数和(自身を除く): 51870793536

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 1830431, 3660862, 5491293, 7321724, 9152155, 10982586, 14643448, 16473879, 18304310, 21965172, 27456465, 29286896, 32947758, 36608620, 43930344, 54912930, 58573792, 65895516, 73217240, 82369395, 87860688, 109825860, 117147584, 131791032, 146434480, 164738790, 175721376, 219651720, 234295168, 263582064, 292868960, 329477580, 351442752, 439303440, 468590336, 527164128, 585737920, 658955160, 702885504, 878606880, 1054328256, 1171475840, 1317910320, 1405771008, 1757213760, 2108656512, 2342951680, 2635820640, 3514427520, 4217313024, 5271641280, 7028855040, 10543282560, 21086565120]

約数ペア:

[(1, 21086565120), (2, 10543282560), (3, 7028855040), (4, 5271641280), (5, 4217313024), (6, 3514427520), (8, 2635820640), (9, 2342951680), (10, 2108656512), (12, 1757213760), (15, 1405771008), (16, 1317910320), (18, 1171475840), (20, 1054328256), (24, 878606880), (30, 702885504), (32, 658955160), (36, 585737920), (40, 527164128), (45, 468590336), (48, 439303440), (60, 351442752), (64, 329477580), (72, 292868960), (80, 263582064), (90, 234295168), (96, 219651720), (120, 175721376), (128, 164738790), (144, 146434480), (160, 131791032), (180, 117147584), (192, 109825860), (240, 87860688), (256, 82369395), (288, 73217240), (320, 65895516), (360, 58573792), (384, 54912930), (480, 43930344), (576, 36608620), (640, 32947758), (720, 29286896), (768, 27456465), (960, 21965172), (1152, 18304310), (1280, 16473879), (1440, 14643448), (1920, 10982586), (2304, 9152155), (2880, 7321724), (3840, 5491293), (5760, 3660862), (11520, 1830431)]