21648276

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:950

約数の個数: 96

約数和(自身を含む): 64068480

約数和(自身を除く): 42420204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 102, 108, 117, 153, 156, 204, 221, 234, 306, 351, 442, 459, 468, 612, 663, 702, 884, 907, 918, 1326, 1404, 1814, 1836, 1989, 2652, 2721, 3628, 3978, 5442, 5967, 7956, 8163, 10884, 11791, 11934, 15419, 16326, 23582, 23868, 24489, 30838, 32652, 35373, 46257, 47164, 48978, 61676, 70746, 92514, 97956, 106119, 138771, 141492, 185028, 200447, 212238, 277542, 318357, 400894, 416313, 424476, 555084, 601341, 636714, 801788, 832626, 1202682, 1273428, 1665252, 1804023, 2405364, 3608046, 5412069, 7216092, 10824138, 21648276]

約数ペア:

[(1, 21648276), (2, 10824138), (3, 7216092), (4, 5412069), (6, 3608046), (9, 2405364), (12, 1804023), (13, 1665252), (17, 1273428), (18, 1202682), (26, 832626), (27, 801788), (34, 636714), (36, 601341), (39, 555084), (51, 424476), (52, 416313), (54, 400894), (68, 318357), (78, 277542), (102, 212238), (108, 200447), (117, 185028), (153, 141492), (156, 138771), (204, 106119), (221, 97956), (234, 92514), (306, 70746), (351, 61676), (442, 48978), (459, 47164), (468, 46257), (612, 35373), (663, 32652), (702, 30838), (884, 24489), (907, 23868), (918, 23582), (1326, 16326), (1404, 15419), (1814, 11934), (1836, 11791), (1989, 10884), (2652, 8163), (2721, 7956), (3628, 5967), (3978, 5442)]