21308534

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2741}}^1$

素因数の和:2792

約数の個数: 24

約数和(自身を含む): 36128592

約数和(自身を除く): 14820058

約数列:

[1, 2, 13, 23, 26, 46, 169, 299, 338, 598, 2741, 3887, 5482, 7774, 35633, 63043, 71266, 126086, 463229, 819559, 926458, 1639118, 10654267, 21308534]

約数ペア:

[(1, 21308534), (2, 10654267), (13, 1639118), (23, 926458), (26, 819559), (46, 463229), (169, 126086), (299, 71266), (338, 63043), (598, 35633), (2741, 7774), (3887, 5482)]