21570486

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{73369}}^1$

素因数の和:73388

約数の個数: 24

約数和(自身を含む): 50185080

約数和(自身を除く): 28614594

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 73369, 146738, 220107, 440214, 513583, 1027166, 1540749, 3081498, 3595081, 7190162, 10785243, 21570486]

約数ペア:

[(1, 21570486), (2, 10785243), (3, 7190162), (6, 3595081), (7, 3081498), (14, 1540749), (21, 1027166), (42, 513583), (49, 440214), (98, 220107), (147, 146738), (294, 73369)]