21007464

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2003}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 57715200

約数和(自身を除く): 36707736

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 437, 456, 552, 874, 1311, 1748, 2003, 2622, 3496, 4006, 5244, 6009, 8012, 10488, 12018, 16024, 24036, 38057, 46069, 48072, 76114, 92138, 114171, 138207, 152228, 184276, 228342, 276414, 304456, 368552, 456684, 552828, 875311, 913368, 1105656, 1750622, 2625933, 3501244, 5251866, 7002488, 10503732, 21007464]

約数ペア:

[(1, 21007464), (2, 10503732), (3, 7002488), (4, 5251866), (6, 3501244), (8, 2625933), (12, 1750622), (19, 1105656), (23, 913368), (24, 875311), (38, 552828), (46, 456684), (57, 368552), (69, 304456), (76, 276414), (92, 228342), (114, 184276), (138, 152228), (152, 138207), (184, 114171), (228, 92138), (276, 76114), (437, 48072), (456, 46069), (552, 38057), (874, 24036), (1311, 16024), (1748, 12018), (2003, 10488), (2622, 8012), (3496, 6009), (4006, 5244)]