21192921840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2848511}}^1$

素因数の和:2848558

約数の個数: 80

約数和(自身を含む): 67817373696

約数和(自身を除く): 46624451856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2848511, 5697022, 8545533, 11394044, 14242555, 17091066, 22788088, 28485110, 34182132, 42727665, 45576176, 56970220, 68364264, 85455330, 88303841, 113940440, 136728528, 170910660, 176607682, 227880880, 264911523, 341821320, 353215364, 441519205, 529823046, 683642640, 706430728, 883038410, 1059646092, 1324557615, 1412861456, 1766076820, 2119292184, 2649115230, 3532153640, 4238584368, 5298230460, 7064307280, 10596460920, 21192921840]

約数ペア:

[(1, 21192921840), (2, 10596460920), (3, 7064307280), (4, 5298230460), (5, 4238584368), (6, 3532153640), (8, 2649115230), (10, 2119292184), (12, 1766076820), (15, 1412861456), (16, 1324557615), (20, 1059646092), (24, 883038410), (30, 706430728), (31, 683642640), (40, 529823046), (48, 441519205), (60, 353215364), (62, 341821320), (80, 264911523), (93, 227880880), (120, 176607682), (124, 170910660), (155, 136728528), (186, 113940440), (240, 88303841), (248, 85455330), (310, 68364264), (372, 56970220), (465, 45576176), (496, 42727665), (620, 34182132), (744, 28485110), (930, 22788088), (1240, 17091066), (1488, 14242555), (1860, 11394044), (2480, 8545533), (3720, 5697022), (7440, 2848511)]