21375528

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{52391}}^1$

素因数の和:52417

約数の個数: 32

約数和(自身を含む): 56583360

約数和(自身を除く): 35207832

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 52391, 104782, 157173, 209564, 314346, 419128, 628692, 890647, 1257384, 1781294, 2671941, 3562588, 5343882, 7125176, 10687764, 21375528]

約数ペア:

[(1, 21375528), (2, 10687764), (3, 7125176), (4, 5343882), (6, 3562588), (8, 2671941), (12, 1781294), (17, 1257384), (24, 890647), (34, 628692), (51, 419128), (68, 314346), (102, 209564), (136, 157173), (204, 104782), (408, 52391)]