21480912

素因数分解:

$2^4\times 3^2\times {\mathrm{149173}}^1$

素因数の和:149187

約数の個数: 30

約数和(自身を含む): 60117122

約数和(自身を除く): 38636210

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149173, 298346, 447519, 596692, 895038, 1193384, 1342557, 1790076, 2386768, 2685114, 3580152, 5370228, 7160304, 10740456, 21480912]

約数ペア:

[(1, 21480912), (2, 10740456), (3, 7160304), (4, 5370228), (6, 3580152), (8, 2685114), (9, 2386768), (12, 1790076), (16, 1342557), (18, 1193384), (24, 895038), (36, 596692), (48, 447519), (72, 298346), (144, 149173)]