21157392564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{231289}}^1$

素因数の和:231331

約数の個数: 144

約数和(自身を含む): 68905916800

約数和(自身を除く): 47748524236

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 121, 126, 132, 154, 189, 198, 231, 242, 252, 297, 308, 363, 378, 396, 462, 484, 594, 693, 726, 756, 847, 924, 1089, 1188, 1386, 1452, 1694, 2079, 2178, 2541, 2772, 3267, 3388, 4158, 4356, 5082, 6534, 7623, 8316, 10164, 13068, 15246, 22869, 30492, 45738, 91476, 231289, 462578, 693867, 925156, 1387734, 1619023, 2081601, 2544179, 2775468, 3238046, 4163202, 4857069, 5088358, 6244803, 6476092, 7632537, 8326404, 9714138, 10176716, 12489606, 14571207, 15265074, 17809253, 19428276, 22897611, 24979212, 27985969, 29142414, 30530148, 35618506, 43713621, 45795222, 53427759, 55971938, 58284828, 68692833, 71237012, 83957907, 87427242, 91590444, 106855518, 111943876, 137385666, 160283277, 167915814, 174854484, 195901783, 213711036, 251873721, 274771332, 320566554, 335831628, 391803566, 480849831, 503747442, 587705349, 641133108, 755621163, 783607132, 961699662, 1007494884, 1175410698, 1511242326, 1763116047, 1923399324, 2350821396, 3022484652, 3526232094, 5289348141, 7052464188, 10578696282, 21157392564]

約数ペア:

[(1, 21157392564), (2, 10578696282), (3, 7052464188), (4, 5289348141), (6, 3526232094), (7, 3022484652), (9, 2350821396), (11, 1923399324), (12, 1763116047), (14, 1511242326), (18, 1175410698), (21, 1007494884), (22, 961699662), (27, 783607132), (28, 755621163), (33, 641133108), (36, 587705349), (42, 503747442), (44, 480849831), (54, 391803566), (63, 335831628), (66, 320566554), (77, 274771332), (84, 251873721), (99, 213711036), (108, 195901783), (121, 174854484), (126, 167915814), (132, 160283277), (154, 137385666), (189, 111943876), (198, 106855518), (231, 91590444), (242, 87427242), (252, 83957907), (297, 71237012), (308, 68692833), (363, 58284828), (378, 55971938), (396, 53427759), (462, 45795222), (484, 43713621), (594, 35618506), (693, 30530148), (726, 29142414), (756, 27985969), (847, 24979212), (924, 22897611), (1089, 19428276), (1188, 17809253), (1386, 15265074), (1452, 14571207), (1694, 12489606), (2079, 10176716), (2178, 9714138), (2541, 8326404), (2772, 7632537), (3267, 6476092), (3388, 6244803), (4158, 5088358), (4356, 4857069), (5082, 4163202), (6534, 3238046), (7623, 2775468), (8316, 2544179), (10164, 2081601), (13068, 1619023), (15246, 1387734), (22869, 925156), (30492, 693867), (45738, 462578), (91476, 231289)]