21111682

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{9203}}^1$

素因数の和:9273

約数の個数: 16

約数和(自身を含む): 33576192

約数和(自身を除く): 12464510

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 9203, 18406, 285293, 340511, 570586, 681022, 10555841, 21111682]

約数ペア:

[(1, 21111682), (2, 10555841), (31, 681022), (37, 570586), (62, 340511), (74, 285293), (1147, 18406), (2294, 9203)]