21190429

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:708

約数の個数: 16

約数和(自身を含む): 24038784

約数和(自身を除く): 2848355

約数列:

[1, 13, 23, 131, 299, 541, 1703, 3013, 7033, 12443, 39169, 70871, 161759, 921323, 1630033, 21190429]

約数ペア:

[(1, 21190429), (13, 1630033), (23, 921323), (131, 161759), (299, 70871), (541, 39169), (1703, 12443), (3013, 7033)]