21572922

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{513641}}^1$

素因数の和:513653

約数の個数: 16

約数和(自身を含む): 49309632

約数和(自身を除く): 27736710

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 513641, 1027282, 1540923, 3081846, 3595487, 7190974, 10786461, 21572922]

約数ペア:

[(1, 21572922), (2, 10786461), (3, 7190974), (6, 3595487), (7, 3081846), (14, 1540923), (21, 1027282), (42, 513641)]