21000490304764

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{264959}}^1\times {\mathrm{483289}}^1$

素因数の和:748293

約数の個数: 24

約数和(自身を含む): 37647440409600

約数和(自身を除く): 16646950104836

約数列:

[1, 2, 4, 41, 82, 164, 264959, 483289, 529918, 966578, 1059836, 1933156, 10863319, 19814849, 21726638, 39629698, 43453276, 79259396, 128051770151, 256103540302, 512207080604, 5250122576191, 10500245152382, 21000490304764]

約数ペア:

[(1, 21000490304764), (2, 10500245152382), (4, 5250122576191), (41, 512207080604), (82, 256103540302), (164, 128051770151), (264959, 79259396), (483289, 43453276), (529918, 39629698), (966578, 21726638), (1059836, 19814849), (1933156, 10863319)]