2021309864

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{5851}}^1$

素因数の和:6094

約数の個数: 64

約数和(自身を含む): 4494336000

約数和(自身を除く): 2473026136

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 199, 217, 248, 398, 434, 796, 868, 1393, 1592, 1736, 2786, 5572, 5851, 6169, 11144, 11702, 12338, 23404, 24676, 40957, 43183, 46808, 49352, 81914, 86366, 163828, 172732, 181381, 327656, 345464, 362762, 725524, 1164349, 1269667, 1451048, 2328698, 2539334, 4657396, 5078668, 8150443, 9314792, 10157336, 16300886, 32601772, 36094819, 65203544, 72189638, 144379276, 252663733, 288758552, 505327466, 1010654932, 2021309864]

約数ペア:

[(1, 2021309864), (2, 1010654932), (4, 505327466), (7, 288758552), (8, 252663733), (14, 144379276), (28, 72189638), (31, 65203544), (56, 36094819), (62, 32601772), (124, 16300886), (199, 10157336), (217, 9314792), (248, 8150443), (398, 5078668), (434, 4657396), (796, 2539334), (868, 2328698), (1393, 1451048), (1592, 1269667), (1736, 1164349), (2786, 725524), (5572, 362762), (5851, 345464), (6169, 327656), (11144, 181381), (11702, 172732), (12338, 163828), (23404, 86366), (24676, 81914), (40957, 49352), (43183, 46808)]