21470560

素因数分解:

$2^5\times 5^1\times {\mathrm{134191}}^1$

素因数の和:134206

約数の個数: 24

約数和(自身を含む): 50724576

約数和(自身を除く): 29254016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 134191, 268382, 536764, 670955, 1073528, 1341910, 2147056, 2683820, 4294112, 5367640, 10735280, 21470560]

約数ペア:

[(1, 21470560), (2, 10735280), (4, 5367640), (5, 4294112), (8, 2683820), (10, 2147056), (16, 1341910), (20, 1073528), (32, 670955), (40, 536764), (80, 268382), (160, 134191)]