21016440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{58379}}^1$

素因数の和:58396

約数の個数: 48

約数和(自身を含む): 68304600

約数和(自身を除く): 47288160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 58379, 116758, 175137, 233516, 291895, 350274, 467032, 525411, 583790, 700548, 875685, 1050822, 1167580, 1401096, 1751370, 2101644, 2335160, 2627055, 3502740, 4203288, 5254110, 7005480, 10508220, 21016440]

約数ペア:

[(1, 21016440), (2, 10508220), (3, 7005480), (4, 5254110), (5, 4203288), (6, 3502740), (8, 2627055), (9, 2335160), (10, 2101644), (12, 1751370), (15, 1401096), (18, 1167580), (20, 1050822), (24, 875685), (30, 700548), (36, 583790), (40, 525411), (45, 467032), (60, 350274), (72, 291895), (90, 233516), (120, 175137), (180, 116758), (360, 58379)]