21114688

素因数分解:

$2^6\times 7^2\times {\mathrm{6733}}^1$

素因数の和:6759

約数の個数: 42

約数和(自身を含む): 48747426

約数和(自身を除く): 27632738

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6733, 13466, 26932, 47131, 53864, 94262, 107728, 188524, 215456, 329917, 377048, 430912, 659834, 754096, 1319668, 1508192, 2639336, 3016384, 5278672, 10557344, 21114688]

約数ペア:

[(1, 21114688), (2, 10557344), (4, 5278672), (7, 3016384), (8, 2639336), (14, 1508192), (16, 1319668), (28, 754096), (32, 659834), (49, 430912), (56, 377048), (64, 329917), (98, 215456), (112, 188524), (196, 107728), (224, 94262), (392, 53864), (448, 47131), (784, 26932), (1568, 13466), (3136, 6733)]