21167192859

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1\times {\mathrm{469787}}^1$

素因数の和:470466

約数の個数: 16

約数和(自身を含む): 29495169792

約数和(自身を除く): 8327976933

約数列:

[1, 3, 23, 69, 653, 1959, 15019, 45057, 469787, 1409361, 10805101, 32415303, 306770911, 920312733, 7055730953, 21167192859]

約数ペア:

[(1, 21167192859), (3, 7055730953), (23, 920312733), (69, 306770911), (653, 32415303), (1959, 10805101), (15019, 1409361), (45057, 469787)]