21066486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{6871}}^1$

素因数の和:6956

約数の個数: 32

約数和(自身を含む): 48818688

約数和(自身を除く): 27752202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 219, 438, 511, 1022, 1533, 3066, 6871, 13742, 20613, 41226, 48097, 96194, 144291, 288582, 501583, 1003166, 1504749, 3009498, 3511081, 7022162, 10533243, 21066486]

約数ペア:

[(1, 21066486), (2, 10533243), (3, 7022162), (6, 3511081), (7, 3009498), (14, 1504749), (21, 1003166), (42, 501583), (73, 288582), (146, 144291), (219, 96194), (438, 48097), (511, 41226), (1022, 20613), (1533, 13742), (3066, 6871)]