21899010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104281}}^1$

素因数の和:104298

約数の個数: 32

約数和(自身を含む): 60066432

約数和(自身を除く): 38167422

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104281, 208562, 312843, 521405, 625686, 729967, 1042810, 1459934, 1564215, 2189901, 3128430, 3649835, 4379802, 7299670, 10949505, 21899010]

約数ペア:

[(1, 21899010), (2, 10949505), (3, 7299670), (5, 4379802), (6, 3649835), (7, 3128430), (10, 2189901), (14, 1564215), (15, 1459934), (21, 1042810), (30, 729967), (35, 625686), (42, 521405), (70, 312843), (105, 208562), (210, 104281)]