21329856

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1986

約数の個数: 84

約数和(自身を含む): 64389000

約数和(自身を除く): 43059144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 192, 228, 288, 304, 342, 456, 576, 608, 684, 912, 1216, 1368, 1824, 1949, 2736, 3648, 3898, 5472, 5847, 7796, 10944, 11694, 15592, 17541, 23388, 31184, 35082, 37031, 46776, 62368, 70164, 74062, 93552, 111093, 124736, 140328, 148124, 187104, 222186, 280656, 296248, 333279, 374208, 444372, 561312, 592496, 666558, 888744, 1122624, 1184992, 1333116, 1777488, 2369984, 2666232, 3554976, 5332464, 7109952, 10664928, 21329856]

約数ペア:

[(1, 21329856), (2, 10664928), (3, 7109952), (4, 5332464), (6, 3554976), (8, 2666232), (9, 2369984), (12, 1777488), (16, 1333116), (18, 1184992), (19, 1122624), (24, 888744), (32, 666558), (36, 592496), (38, 561312), (48, 444372), (57, 374208), (64, 333279), (72, 296248), (76, 280656), (96, 222186), (114, 187104), (144, 148124), (152, 140328), (171, 124736), (192, 111093), (228, 93552), (288, 74062), (304, 70164), (342, 62368), (456, 46776), (576, 37031), (608, 35082), (684, 31184), (912, 23388), (1216, 17541), (1368, 15592), (1824, 11694), (1949, 10944), (2736, 7796), (3648, 5847), (3898, 5472)]