21080590944

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31369927}}^1$

素因数の和:31369947

約数の個数: 48

約数和(自身を含む): 63241774848

約数和(自身を除く): 42161183904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31369927, 62739854, 94109781, 125479708, 188219562, 219589489, 250959416, 376439124, 439178978, 501918832, 658768467, 752878248, 878357956, 1003837664, 1317536934, 1505756496, 1756715912, 2635073868, 3011512992, 3513431824, 5270147736, 7026863648, 10540295472, 21080590944]

約数ペア:

[(1, 21080590944), (2, 10540295472), (3, 7026863648), (4, 5270147736), (6, 3513431824), (7, 3011512992), (8, 2635073868), (12, 1756715912), (14, 1505756496), (16, 1317536934), (21, 1003837664), (24, 878357956), (28, 752878248), (32, 658768467), (42, 501918832), (48, 439178978), (56, 376439124), (84, 250959416), (96, 219589489), (112, 188219562), (168, 125479708), (224, 94109781), (336, 62739854), (672, 31369927)]