21369054

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13751}}^1$

素因数の和:13800

約数の個数: 32

約数和(自身を含む): 50167296

約数和(自身を除く): 28798242

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 13751, 27502, 41253, 82506, 96257, 192514, 288771, 508787, 577542, 1017574, 1526361, 3052722, 3561509, 7123018, 10684527, 21369054]

約数ペア:

[(1, 21369054), (2, 10684527), (3, 7123018), (6, 3561509), (7, 3052722), (14, 1526361), (21, 1017574), (37, 577542), (42, 508787), (74, 288771), (111, 192514), (222, 96257), (259, 82506), (518, 41253), (777, 27502), (1554, 13751)]