21363870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1641

約数の個数: 64

約数和(自身を含む): 57335040

約数和(自身を除く): 35971170

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 41, 55, 66, 82, 110, 123, 165, 205, 246, 330, 410, 451, 615, 902, 1230, 1353, 1579, 2255, 2706, 3158, 4510, 4737, 6765, 7895, 9474, 13530, 15790, 17369, 23685, 34738, 47370, 52107, 64739, 86845, 104214, 129478, 173690, 194217, 260535, 323695, 388434, 521070, 647390, 712129, 971085, 1424258, 1942170, 2136387, 3560645, 4272774, 7121290, 10681935, 21363870]

約数ペア:

[(1, 21363870), (2, 10681935), (3, 7121290), (5, 4272774), (6, 3560645), (10, 2136387), (11, 1942170), (15, 1424258), (22, 971085), (30, 712129), (33, 647390), (41, 521070), (55, 388434), (66, 323695), (82, 260535), (110, 194217), (123, 173690), (165, 129478), (205, 104214), (246, 86845), (330, 64739), (410, 52107), (451, 47370), (615, 34738), (902, 23685), (1230, 17369), (1353, 15790), (1579, 13530), (2255, 9474), (2706, 7895), (3158, 6765), (4510, 4737)]