21794916

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 72

約数和(自身を含む): 60135264

約数和(自身を除く): 38340348

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 169, 286, 338, 429, 507, 572, 676, 858, 977, 1014, 1716, 1859, 1954, 2028, 2931, 3718, 3908, 5577, 5862, 7436, 10747, 11154, 11724, 12701, 21494, 22308, 25402, 32241, 38103, 42988, 50804, 64482, 76206, 128964, 139711, 152412, 165113, 279422, 330226, 419133, 495339, 558844, 660452, 838266, 990678, 1676532, 1816243, 1981356, 3632486, 5448729, 7264972, 10897458, 21794916]

約数ペア:

[(1, 21794916), (2, 10897458), (3, 7264972), (4, 5448729), (6, 3632486), (11, 1981356), (12, 1816243), (13, 1676532), (22, 990678), (26, 838266), (33, 660452), (39, 558844), (44, 495339), (52, 419133), (66, 330226), (78, 279422), (132, 165113), (143, 152412), (156, 139711), (169, 128964), (286, 76206), (338, 64482), (429, 50804), (507, 42988), (572, 38103), (676, 32241), (858, 25402), (977, 22308), (1014, 21494), (1716, 12701), (1859, 11724), (1954, 11154), (2028, 10747), (2931, 7436), (3718, 5862), (3908, 5577)]