21196368

素因数分解:

$2^4\times 3^2\times {\mathrm{147197}}^1$

素因数の和:147211

約数の個数: 30

約数和(自身を含む): 59320794

約数和(自身を除く): 38124426

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147197, 294394, 441591, 588788, 883182, 1177576, 1324773, 1766364, 2355152, 2649546, 3532728, 5299092, 7065456, 10598184, 21196368]

約数ペア:

[(1, 21196368), (2, 10598184), (3, 7065456), (4, 5299092), (6, 3532728), (8, 2649546), (9, 2355152), (12, 1766364), (16, 1324773), (18, 1177576), (24, 883182), (36, 588788), (48, 441591), (72, 294394), (144, 147197)]