21811950

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 61067520

約数和(自身を除く): 39255570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 107, 135, 150, 151, 214, 225, 270, 302, 321, 450, 453, 535, 642, 675, 755, 906, 963, 1070, 1350, 1359, 1510, 1605, 1926, 2265, 2675, 2718, 2889, 3210, 3775, 4077, 4530, 4815, 5350, 5778, 6795, 7550, 8025, 8154, 9630, 11325, 13590, 14445, 16050, 16157, 20385, 22650, 24075, 28890, 32314, 33975, 40770, 48150, 48471, 67950, 72225, 80785, 96942, 101925, 144450, 145413, 161570, 203850, 242355, 290826, 403925, 436239, 484710, 727065, 807850, 872478, 1211775, 1454130, 2181195, 2423550, 3635325, 4362390, 7270650, 10905975, 21811950]

約数ペア:

[(1, 21811950), (2, 10905975), (3, 7270650), (5, 4362390), (6, 3635325), (9, 2423550), (10, 2181195), (15, 1454130), (18, 1211775), (25, 872478), (27, 807850), (30, 727065), (45, 484710), (50, 436239), (54, 403925), (75, 290826), (90, 242355), (107, 203850), (135, 161570), (150, 145413), (151, 144450), (214, 101925), (225, 96942), (270, 80785), (302, 72225), (321, 67950), (450, 48471), (453, 48150), (535, 40770), (642, 33975), (675, 32314), (755, 28890), (906, 24075), (963, 22650), (1070, 20385), (1350, 16157), (1359, 16050), (1510, 14445), (1605, 13590), (1926, 11325), (2265, 9630), (2675, 8154), (2718, 8025), (2889, 7550), (3210, 6795), (3775, 5778), (4077, 5350), (4530, 4815)]