21799696

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43951}}^1$

素因数の和:43990

約数の個数: 20

約数和(自身を含む): 43600384

約数和(自身を除く): 21800688

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 43951, 87902, 175804, 351608, 703216, 1362481, 2724962, 5449924, 10899848, 21799696]

約数ペア:

[(1, 21799696), (2, 10899848), (4, 5449924), (8, 2724962), (16, 1362481), (31, 703216), (62, 351608), (124, 175804), (248, 87902), (496, 43951)]