21179702

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 32486400

約数和(自身を除く): 11306698

約数列:

[1, 2, 59, 118, 239, 478, 751, 1502, 14101, 28202, 44309, 88618, 179489, 358978, 10589851, 21179702]

約数ペア:

[(1, 21179702), (2, 10589851), (59, 358978), (118, 179489), (239, 88618), (478, 44309), (751, 28202), (1502, 14101)]