21441456

素因数分解:

$2^4\times 3^3\times {\mathrm{49633}}^1$

素因数の和:49650

約数の個数: 40

約数和(自身を含む): 61546160

約数和(自身を除く): 40104704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 49633, 99266, 148899, 198532, 297798, 397064, 446697, 595596, 794128, 893394, 1191192, 1340091, 1786788, 2382384, 2680182, 3573576, 5360364, 7147152, 10720728, 21441456]

約数ペア:

[(1, 21441456), (2, 10720728), (3, 7147152), (4, 5360364), (6, 3573576), (8, 2680182), (9, 2382384), (12, 1786788), (16, 1340091), (18, 1191192), (24, 893394), (27, 794128), (36, 595596), (48, 446697), (54, 397064), (72, 297798), (108, 198532), (144, 148899), (216, 99266), (432, 49633)]