21521148

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8581}}^1$

素因数の和:8618

約数の個数: 48

約数和(自身を含む): 57671040

約数和(自身を除く): 36149892

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8581, 17162, 25743, 34324, 51486, 94391, 102972, 163039, 188782, 283173, 326078, 377564, 489117, 566346, 652156, 978234, 1132692, 1793429, 1956468, 3586858, 5380287, 7173716, 10760574, 21521148]

約数ペア:

[(1, 21521148), (2, 10760574), (3, 7173716), (4, 5380287), (6, 3586858), (11, 1956468), (12, 1793429), (19, 1132692), (22, 978234), (33, 652156), (38, 566346), (44, 489117), (57, 377564), (66, 326078), (76, 283173), (114, 188782), (132, 163039), (209, 102972), (228, 94391), (418, 51486), (627, 34324), (836, 25743), (1254, 17162), (2508, 8581)]