21869368

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{73883}}^1$

素因数の和:73926

約数の個数: 16

約数和(自身を含む): 42113880

約数和(自身を除く): 20244512

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 73883, 147766, 295532, 591064, 2733671, 5467342, 10934684, 21869368]

約数ペア:

[(1, 21869368), (2, 10934684), (4, 5467342), (8, 2733671), (37, 591064), (74, 295532), (148, 147766), (296, 73883)]