21279930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{101333}}^1$

素因数の和:101350

約数の個数: 32

約数和(自身を含む): 58368384

約数和(自身を除く): 37088454

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 101333, 202666, 303999, 506665, 607998, 709331, 1013330, 1418662, 1519995, 2127993, 3039990, 3546655, 4255986, 7093310, 10639965, 21279930]

約数ペア:

[(1, 21279930), (2, 10639965), (3, 7093310), (5, 4255986), (6, 3546655), (7, 3039990), (10, 2127993), (14, 1519995), (15, 1418662), (21, 1013330), (30, 709331), (35, 607998), (42, 506665), (70, 303999), (105, 202666), (210, 101333)]