21307732

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 20060588

約数列:

[1, 2, 4, 17, 34, 47, 59, 68, 94, 113, 118, 188, 226, 236, 452, 799, 1003, 1598, 1921, 2006, 2773, 3196, 3842, 4012, 5311, 5546, 6667, 7684, 10622, 11092, 13334, 21244, 26668, 47141, 90287, 94282, 113339, 180574, 188564, 226678, 313349, 361148, 453356, 626698, 1253396, 5326933, 10653866, 21307732]

約数ペア:

[(1, 21307732), (2, 10653866), (4, 5326933), (17, 1253396), (34, 626698), (47, 453356), (59, 361148), (68, 313349), (94, 226678), (113, 188564), (118, 180574), (188, 113339), (226, 94282), (236, 90287), (452, 47141), (799, 26668), (1003, 21244), (1598, 13334), (1921, 11092), (2006, 10622), (2773, 7684), (3196, 6667), (3842, 5546), (4012, 5311)]