21635200

素因数分解:

$2^7\times 5^2\times {\mathrm{6761}}^1$

素因数の和:6785

約数の個数: 48

約数和(自身を含む): 53453610

約数和(自身を除く): 31818410

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 6761, 13522, 27044, 33805, 54088, 67610, 108176, 135220, 169025, 216352, 270440, 338050, 432704, 540880, 676100, 865408, 1081760, 1352200, 2163520, 2704400, 4327040, 5408800, 10817600, 21635200]

約数ペア:

[(1, 21635200), (2, 10817600), (4, 5408800), (5, 4327040), (8, 2704400), (10, 2163520), (16, 1352200), (20, 1081760), (25, 865408), (32, 676100), (40, 540880), (50, 432704), (64, 338050), (80, 270440), (100, 216352), (128, 169025), (160, 135220), (200, 108176), (320, 67610), (400, 54088), (640, 33805), (800, 27044), (1600, 13522), (3200, 6761)]