21347184

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:382

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37577616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 89, 114, 152, 178, 228, 263, 267, 304, 356, 456, 526, 534, 712, 789, 912, 1052, 1068, 1424, 1578, 1691, 2104, 2136, 3156, 3382, 4208, 4272, 4997, 5073, 6312, 6764, 9994, 10146, 12624, 13528, 14991, 19988, 20292, 23407, 27056, 29982, 39976, 40584, 46814, 59964, 70221, 79952, 81168, 93628, 119928, 140442, 187256, 239856, 280884, 374512, 444733, 561768, 889466, 1123536, 1334199, 1778932, 2668398, 3557864, 5336796, 7115728, 10673592, 21347184]

約数ペア:

[(1, 21347184), (2, 10673592), (3, 7115728), (4, 5336796), (6, 3557864), (8, 2668398), (12, 1778932), (16, 1334199), (19, 1123536), (24, 889466), (38, 561768), (48, 444733), (57, 374512), (76, 280884), (89, 239856), (114, 187256), (152, 140442), (178, 119928), (228, 93628), (263, 81168), (267, 79952), (304, 70221), (356, 59964), (456, 46814), (526, 40584), (534, 39976), (712, 29982), (789, 27056), (912, 23407), (1052, 20292), (1068, 19988), (1424, 14991), (1578, 13528), (1691, 12624), (2104, 10146), (2136, 9994), (3156, 6764), (3382, 6312), (4208, 5073), (4272, 4997)]