21000455299

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{624809}}^1$

素因数の和:624918

約数の個数: 16

約数和(自身を含む): 23242932000

約数和(自身を除く): 2242476701

約数列:

[1, 19, 29, 61, 551, 1159, 1769, 33611, 624809, 11871371, 18119461, 38113349, 344269759, 724153631, 1105287121, 21000455299]

約数ペア:

[(1, 21000455299), (19, 1105287121), (29, 724153631), (61, 344269759), (551, 38113349), (1159, 18119461), (1769, 11871371), (33611, 624809)]