21136164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251621}}^1$

素因数の和:251635

約数の個数: 24

約数和(自身を含む): 56363328

約数和(自身を除く): 35227164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251621, 503242, 754863, 1006484, 1509726, 1761347, 3019452, 3522694, 5284041, 7045388, 10568082, 21136164]

約数ペア:

[(1, 21136164), (2, 10568082), (3, 7045388), (4, 5284041), (6, 3522694), (7, 3019452), (12, 1761347), (14, 1509726), (21, 1006484), (28, 754863), (42, 503242), (84, 251621)]