21442688

素因数分解:

$2^7\times {\mathrm{167521}}^1$

素因数の和:167535

約数の個数: 16

約数和(自身を含む): 42718110

約数和(自身を除く): 21275422

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167521, 335042, 670084, 1340168, 2680336, 5360672, 10721344, 21442688]

約数ペア:

[(1, 21442688), (2, 10721344), (4, 5360672), (8, 2680336), (16, 1340168), (32, 670084), (64, 335042), (128, 167521)]