21441232

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{16963}}^1$

素因数の和:17050

約数の個数: 20

約数和(自身を含む): 42070720

約数和(自身を除く): 20629488

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 16963, 33926, 67852, 135704, 271408, 1340077, 2680154, 5360308, 10720616, 21441232]

約数ペア:

[(1, 21441232), (2, 10720616), (4, 5360308), (8, 2680154), (16, 1340077), (79, 271408), (158, 135704), (316, 67852), (632, 33926), (1264, 16963)]