21737866

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{7703}}^1$

素因数の和:7805

約数の個数: 16

約数和(自身を含む): 34945344

約数和(自身を除く): 13207478

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 7703, 15406, 130951, 261902, 639349, 1278698, 10868933, 21737866]

約数ペア:

[(1, 21737866), (2, 10868933), (17, 1278698), (34, 639349), (83, 261902), (166, 130951), (1411, 15406), (2822, 7703)]