21764094

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 50077440

約数和(自身を除く): 28313346

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 83, 87, 137, 166, 174, 249, 274, 319, 411, 498, 638, 822, 913, 957, 1507, 1826, 1914, 2407, 2739, 3014, 3973, 4521, 4814, 5478, 7221, 7946, 9042, 11371, 11919, 14442, 22742, 23838, 26477, 34113, 43703, 52954, 68226, 79431, 87406, 125081, 131109, 158862, 250162, 262218, 329759, 375243, 659518, 750486, 989277, 1978554, 3627349, 7254698, 10882047, 21764094]

約数ペア:

[(1, 21764094), (2, 10882047), (3, 7254698), (6, 3627349), (11, 1978554), (22, 989277), (29, 750486), (33, 659518), (58, 375243), (66, 329759), (83, 262218), (87, 250162), (137, 158862), (166, 131109), (174, 125081), (249, 87406), (274, 79431), (319, 68226), (411, 52954), (498, 43703), (638, 34113), (822, 26477), (913, 23838), (957, 22742), (1507, 14442), (1826, 11919), (1914, 11371), (2407, 9042), (2739, 7946), (3014, 7221), (3973, 5478), (4521, 4814)]