21481248

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11777}}^1$

素因数の和:11809

約数の個数: 48

約数和(自身を含む): 59361120

約数和(自身を除く): 37879872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11777, 23554, 35331, 47108, 70662, 94216, 141324, 188432, 223763, 282648, 376864, 447526, 565296, 671289, 895052, 1130592, 1342578, 1790104, 2685156, 3580208, 5370312, 7160416, 10740624, 21481248]

約数ペア:

[(1, 21481248), (2, 10740624), (3, 7160416), (4, 5370312), (6, 3580208), (8, 2685156), (12, 1790104), (16, 1342578), (19, 1130592), (24, 895052), (32, 671289), (38, 565296), (48, 447526), (57, 376864), (76, 282648), (96, 223763), (114, 188432), (152, 141324), (228, 94216), (304, 70662), (456, 47108), (608, 35331), (912, 23554), (1824, 11777)]