21071726708

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{317}}^1\times {\mathrm{1319}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 38010107520

約数和(自身を除く): 16938380812

約数列:

[1, 2, 4, 43, 86, 172, 293, 317, 586, 634, 1172, 1268, 1319, 2638, 5276, 12599, 13631, 25198, 27262, 50396, 54524, 56717, 92881, 113434, 185762, 226868, 371524, 386467, 418123, 772934, 836246, 1545868, 1672492, 3993883, 7987766, 15975532, 16618081, 17979289, 33236162, 35958578, 66472324, 71917156, 122510039, 245020078, 490040156, 5267931677, 10535863354, 21071726708]

約数ペア:

[(1, 21071726708), (2, 10535863354), (4, 5267931677), (43, 490040156), (86, 245020078), (172, 122510039), (293, 71917156), (317, 66472324), (586, 35958578), (634, 33236162), (1172, 17979289), (1268, 16618081), (1319, 15975532), (2638, 7987766), (5276, 3993883), (12599, 1672492), (13631, 1545868), (25198, 836246), (27262, 772934), (50396, 418123), (54524, 386467), (56717, 371524), (92881, 226868), (113434, 185762)]