21342103440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12703633}}^1$

素因数の和:12703656

約数の個数: 80

約数和(自身を含む): 75612029568

約数和(自身を除く): 54269926128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12703633, 25407266, 38110899, 50814532, 63518165, 76221798, 88925431, 101629064, 127036330, 152443596, 177850862, 190554495, 203258128, 254072660, 266776293, 304887192, 355701724, 381108990, 444627155, 508145320, 533552586, 609774384, 711403448, 762217980, 889254310, 1016290640, 1067105172, 1333881465, 1422806896, 1524435960, 1778508620, 2134210344, 2667762930, 3048871920, 3557017240, 4268420688, 5335525860, 7114034480, 10671051720, 21342103440]

約数ペア:

[(1, 21342103440), (2, 10671051720), (3, 7114034480), (4, 5335525860), (5, 4268420688), (6, 3557017240), (7, 3048871920), (8, 2667762930), (10, 2134210344), (12, 1778508620), (14, 1524435960), (15, 1422806896), (16, 1333881465), (20, 1067105172), (21, 1016290640), (24, 889254310), (28, 762217980), (30, 711403448), (35, 609774384), (40, 533552586), (42, 508145320), (48, 444627155), (56, 381108990), (60, 355701724), (70, 304887192), (80, 266776293), (84, 254072660), (105, 203258128), (112, 190554495), (120, 177850862), (140, 152443596), (168, 127036330), (210, 101629064), (240, 88925431), (280, 76221798), (336, 63518165), (420, 50814532), (560, 38110899), (840, 25407266), (1680, 12703633)]