21672448

素因数分解:

$2^9\times 7^1\times {\mathrm{6047}}^1$

素因数の和:6072

約数の個数: 40

約数和(自身を含む): 49496832

約数和(自身を除く): 27824384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 6047, 12094, 24188, 42329, 48376, 84658, 96752, 169316, 193504, 338632, 387008, 677264, 774016, 1354528, 1548032, 2709056, 3096064, 5418112, 10836224, 21672448]

約数ペア:

[(1, 21672448), (2, 10836224), (4, 5418112), (7, 3096064), (8, 2709056), (14, 1548032), (16, 1354528), (28, 774016), (32, 677264), (56, 387008), (64, 338632), (112, 193504), (128, 169316), (224, 96752), (256, 84658), (448, 48376), (512, 42329), (896, 24188), (1792, 12094), (3584, 6047)]