21092160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 112

約数和(自身を含む): 67885056

約数和(自身を除く): 46792896

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, 127, 160, 173, 192, 240, 254, 320, 346, 381, 480, 508, 519, 635, 692, 762, 865, 960, 1016, 1038, 1270, 1384, 1524, 1730, 1905, 2032, 2076, 2540, 2595, 2768, 3048, 3460, 3810, 4064, 4152, 5080, 5190, 5536, 6096, 6920, 7620, 8128, 8304, 10160, 10380, 11072, 12192, 13840, 15240, 16608, 20320, 20760, 21971, 24384, 27680, 30480, 33216, 40640, 41520, 43942, 55360, 60960, 65913, 83040, 87884, 109855, 121920, 131826, 166080, 175768, 219710, 263652, 329565, 351536, 439420, 527304, 659130, 703072, 878840, 1054608, 1318260, 1406144, 1757680, 2109216, 2636520, 3515360, 4218432, 5273040, 7030720, 10546080, 21092160]

約数ペア:

[(1, 21092160), (2, 10546080), (3, 7030720), (4, 5273040), (5, 4218432), (6, 3515360), (8, 2636520), (10, 2109216), (12, 1757680), (15, 1406144), (16, 1318260), (20, 1054608), (24, 878840), (30, 703072), (32, 659130), (40, 527304), (48, 439420), (60, 351536), (64, 329565), (80, 263652), (96, 219710), (120, 175768), (127, 166080), (160, 131826), (173, 121920), (192, 109855), (240, 87884), (254, 83040), (320, 65913), (346, 60960), (381, 55360), (480, 43942), (508, 41520), (519, 40640), (635, 33216), (692, 30480), (762, 27680), (865, 24384), (960, 21971), (1016, 20760), (1038, 20320), (1270, 16608), (1384, 15240), (1524, 13840), (1730, 12192), (1905, 11072), (2032, 10380), (2076, 10160), (2540, 8304), (2595, 8128), (2768, 7620), (3048, 6920), (3460, 6096), (3810, 5536), (4064, 5190), (4152, 5080)]