21088097390

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{883}}^1\times {\mathrm{45061}}^1$

素因数の和:46004

約数の個数: 32

約数和(自身を含む): 38719433376

約数和(自身を除く): 17631335986

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 883, 1766, 4415, 8830, 45061, 46799, 90122, 93598, 225305, 233995, 450610, 467990, 2388233, 4776466, 11941165, 23882330, 39788863, 79577726, 198944315, 397888630, 2108809739, 4217619478, 10544048695, 21088097390]

約数ペア:

[(1, 21088097390), (2, 10544048695), (5, 4217619478), (10, 2108809739), (53, 397888630), (106, 198944315), (265, 79577726), (530, 39788863), (883, 23882330), (1766, 11941165), (4415, 4776466), (8830, 2388233), (45061, 467990), (46799, 450610), (90122, 233995), (93598, 225305)]