21459000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 70087680

約数和(自身を除く): 48628680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 69, 75, 92, 100, 115, 120, 125, 138, 150, 184, 200, 230, 250, 276, 300, 311, 345, 375, 460, 500, 552, 575, 600, 622, 690, 750, 920, 933, 1000, 1150, 1244, 1380, 1500, 1555, 1725, 1866, 2300, 2488, 2760, 2875, 3000, 3110, 3450, 3732, 4600, 4665, 5750, 6220, 6900, 7153, 7464, 7775, 8625, 9330, 11500, 12440, 13800, 14306, 15550, 17250, 18660, 21459, 23000, 23325, 28612, 31100, 34500, 35765, 37320, 38875, 42918, 46650, 57224, 62200, 69000, 71530, 77750, 85836, 93300, 107295, 116625, 143060, 155500, 171672, 178825, 186600, 214590, 233250, 286120, 311000, 357650, 429180, 466500, 536475, 715300, 858360, 894125, 933000, 1072950, 1430600, 1788250, 2145900, 2682375, 3576500, 4291800, 5364750, 7153000, 10729500, 21459000]

約数ペア:

[(1, 21459000), (2, 10729500), (3, 7153000), (4, 5364750), (5, 4291800), (6, 3576500), (8, 2682375), (10, 2145900), (12, 1788250), (15, 1430600), (20, 1072950), (23, 933000), (24, 894125), (25, 858360), (30, 715300), (40, 536475), (46, 466500), (50, 429180), (60, 357650), (69, 311000), (75, 286120), (92, 233250), (100, 214590), (115, 186600), (120, 178825), (125, 171672), (138, 155500), (150, 143060), (184, 116625), (200, 107295), (230, 93300), (250, 85836), (276, 77750), (300, 71530), (311, 69000), (345, 62200), (375, 57224), (460, 46650), (500, 42918), (552, 38875), (575, 37320), (600, 35765), (622, 34500), (690, 31100), (750, 28612), (920, 23325), (933, 23000), (1000, 21459), (1150, 18660), (1244, 17250), (1380, 15550), (1500, 14306), (1555, 13800), (1725, 12440), (1866, 11500), (2300, 9330), (2488, 8625), (2760, 7775), (2875, 7464), (3000, 7153), (3110, 6900), (3450, 6220), (3732, 5750), (4600, 4665)]