21836000

素因数分解:

$2^5\times 5^3\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 55194048

約数和(自身を除く): 33358048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 103, 106, 125, 160, 200, 206, 212, 250, 265, 400, 412, 424, 500, 515, 530, 800, 824, 848, 1000, 1030, 1060, 1325, 1648, 1696, 2000, 2060, 2120, 2575, 2650, 3296, 4000, 4120, 4240, 5150, 5300, 5459, 6625, 8240, 8480, 10300, 10600, 10918, 12875, 13250, 16480, 20600, 21200, 21836, 25750, 26500, 27295, 41200, 42400, 43672, 51500, 53000, 54590, 82400, 87344, 103000, 106000, 109180, 136475, 174688, 206000, 212000, 218360, 272950, 412000, 436720, 545900, 682375, 873440, 1091800, 1364750, 2183600, 2729500, 4367200, 5459000, 10918000, 21836000]

約数ペア:

[(1, 21836000), (2, 10918000), (4, 5459000), (5, 4367200), (8, 2729500), (10, 2183600), (16, 1364750), (20, 1091800), (25, 873440), (32, 682375), (40, 545900), (50, 436720), (53, 412000), (80, 272950), (100, 218360), (103, 212000), (106, 206000), (125, 174688), (160, 136475), (200, 109180), (206, 106000), (212, 103000), (250, 87344), (265, 82400), (400, 54590), (412, 53000), (424, 51500), (500, 43672), (515, 42400), (530, 41200), (800, 27295), (824, 26500), (848, 25750), (1000, 21836), (1030, 21200), (1060, 20600), (1325, 16480), (1648, 13250), (1696, 12875), (2000, 10918), (2060, 10600), (2120, 10300), (2575, 8480), (2650, 8240), (3296, 6625), (4000, 5459), (4120, 5300), (4240, 5150)]