2021768914

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{457}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 3392422488

約数和(自身を除く): 1370653574

約数列:

[1, 2, 11, 22, 101, 121, 181, 202, 242, 362, 457, 914, 1111, 1991, 2222, 3982, 5027, 10054, 12221, 18281, 21901, 24442, 36562, 43802, 46157, 55297, 82717, 92314, 110594, 165434, 201091, 402182, 507727, 909887, 1015454, 1819774, 2212001, 4424002, 5584997, 8354417, 10008757, 11169994, 16708834, 20017514, 91898587, 183797174, 1010884457, 2021768914]

約数ペア:

[(1, 2021768914), (2, 1010884457), (11, 183797174), (22, 91898587), (101, 20017514), (121, 16708834), (181, 11169994), (202, 10008757), (242, 8354417), (362, 5584997), (457, 4424002), (914, 2212001), (1111, 1819774), (1991, 1015454), (2222, 909887), (3982, 507727), (5027, 402182), (10054, 201091), (12221, 165434), (18281, 110594), (21901, 92314), (24442, 82717), (36562, 55297), (43802, 46157)]