21836402

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{15443}}^1$

素因数の和:15553

約数の個数: 16

約数和(自身を含む): 37806912

約数和(自身を除く): 15970510

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 15443, 30886, 108101, 216202, 1559743, 3119486, 10918201, 21836402]

約数ペア:

[(1, 21836402), (2, 10918201), (7, 3119486), (14, 1559743), (101, 216202), (202, 108101), (707, 30886), (1414, 15443)]