21148654654

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 33731951616

約数和(自身を除く): 12583296962

約数列:

[1, 2, 43, 67, 73, 86, 134, 137, 146, 274, 367, 734, 2881, 3139, 4891, 5762, 5891, 6278, 9179, 9782, 10001, 11782, 15781, 18358, 20002, 24589, 26791, 31562, 49178, 50279, 53582, 100558, 210313, 394697, 420626, 430043, 670067, 789394, 860086, 1057327, 1152013, 1340134, 1794997, 2114654, 2161997, 2304026, 3368693, 3589994, 3670367, 4323994, 6737386, 7340734, 28812881, 57625762, 77184871, 144853799, 154369742, 157825781, 245914589, 289707598, 315651562, 491829178, 10574327327, 21148654654]

約数ペア:

[(1, 21148654654), (2, 10574327327), (43, 491829178), (67, 315651562), (73, 289707598), (86, 245914589), (134, 157825781), (137, 154369742), (146, 144853799), (274, 77184871), (367, 57625762), (734, 28812881), (2881, 7340734), (3139, 6737386), (4891, 4323994), (5762, 3670367), (5891, 3589994), (6278, 3368693), (9179, 2304026), (9782, 2161997), (10001, 2114654), (11782, 1794997), (15781, 1340134), (18358, 1152013), (20002, 1057327), (24589, 860086), (26791, 789394), (31562, 670067), (49178, 430043), (50279, 420626), (53582, 394697), (100558, 210313)]