21037528

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{90679}}^1$

素因数の和:90714

約数の個数: 16

約数和(自身を含む): 40806000

約数和(自身を除く): 19768472

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 90679, 181358, 362716, 725432, 2629691, 5259382, 10518764, 21037528]

約数ペア:

[(1, 21037528), (2, 10518764), (4, 5259382), (8, 2629691), (29, 725432), (58, 362716), (116, 181358), (232, 90679)]