21989418

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{5647}}^1$

素因数の和:5722

約数の個数: 32

約数和(自身を含む): 48798720

約数和(自身を除く): 26809302

約数列:

[1, 2, 3, 6, 11, 22, 33, 59, 66, 118, 177, 354, 649, 1298, 1947, 3894, 5647, 11294, 16941, 33882, 62117, 124234, 186351, 333173, 372702, 666346, 999519, 1999038, 3664903, 7329806, 10994709, 21989418]

約数ペア:

[(1, 21989418), (2, 10994709), (3, 7329806), (6, 3664903), (11, 1999038), (22, 999519), (33, 666346), (59, 372702), (66, 333173), (118, 186351), (177, 124234), (354, 62117), (649, 33882), (1298, 16941), (1947, 11294), (3894, 5647)]