21093200

素因数分解:

$2^4\times 5^2\times {\mathrm{52733}}^1$

素因数の和:52751

約数の個数: 30

約数和(自身を含む): 50677374

約数和(自身を除く): 29584174

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 52733, 105466, 210932, 263665, 421864, 527330, 843728, 1054660, 1318325, 2109320, 2636650, 4218640, 5273300, 10546600, 21093200]

約数ペア:

[(1, 21093200), (2, 10546600), (4, 5273300), (5, 4218640), (8, 2636650), (10, 2109320), (16, 1318325), (20, 1054660), (25, 843728), (40, 527330), (50, 421864), (80, 263665), (100, 210932), (200, 105466), (400, 52733)]