21495300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 62766816

約数和(自身を除く): 41271516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 137, 150, 274, 300, 411, 523, 548, 685, 822, 1046, 1370, 1569, 1644, 2055, 2092, 2615, 2740, 3138, 3425, 4110, 5230, 6276, 6850, 7845, 8220, 10275, 10460, 13075, 13700, 15690, 20550, 26150, 31380, 39225, 41100, 52300, 71651, 78450, 143302, 156900, 214953, 286604, 358255, 429906, 716510, 859812, 1074765, 1433020, 1791275, 2149530, 3582550, 4299060, 5373825, 7165100, 10747650, 21495300]

約数ペア:

[(1, 21495300), (2, 10747650), (3, 7165100), (4, 5373825), (5, 4299060), (6, 3582550), (10, 2149530), (12, 1791275), (15, 1433020), (20, 1074765), (25, 859812), (30, 716510), (50, 429906), (60, 358255), (75, 286604), (100, 214953), (137, 156900), (150, 143302), (274, 78450), (300, 71651), (411, 52300), (523, 41100), (548, 39225), (685, 31380), (822, 26150), (1046, 20550), (1370, 15690), (1569, 13700), (1644, 13075), (2055, 10460), (2092, 10275), (2615, 8220), (2740, 7845), (3138, 6850), (3425, 6276), (4110, 5230)]