21228097920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11056301}}^1$

素因数の和:11056323

約数の個数: 64

約数和(自身を含む): 67664568240

約数和(自身を除く): 46436470320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 11056301, 22112602, 33168903, 44225204, 55281505, 66337806, 88450408, 110563010, 132675612, 165844515, 176900816, 221126020, 265351224, 331689030, 353801632, 442252040, 530702448, 663378060, 707603264, 884504080, 1061404896, 1326756120, 1415206528, 1769008160, 2122809792, 2653512240, 3538016320, 4245619584, 5307024480, 7076032640, 10614048960, 21228097920]

約数ペア:

[(1, 21228097920), (2, 10614048960), (3, 7076032640), (4, 5307024480), (5, 4245619584), (6, 3538016320), (8, 2653512240), (10, 2122809792), (12, 1769008160), (15, 1415206528), (16, 1326756120), (20, 1061404896), (24, 884504080), (30, 707603264), (32, 663378060), (40, 530702448), (48, 442252040), (60, 353801632), (64, 331689030), (80, 265351224), (96, 221126020), (120, 176900816), (128, 165844515), (160, 132675612), (192, 110563010), (240, 88450408), (320, 66337806), (384, 55281505), (480, 44225204), (640, 33168903), (960, 22112602), (1920, 11056301)]