2021004856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{29399}}^1$

素因数の和:30079

約数の個数: 32

約数和(自身を含む): 4087188000

約数和(自身を除く): 2066183144

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 661, 1322, 2644, 5288, 8593, 17186, 29399, 34372, 58798, 68744, 117596, 235192, 382187, 764374, 1528748, 3057496, 19432739, 38865478, 77730956, 155461912, 252625607, 505251214, 1010502428, 2021004856]

約数ペア:

[(1, 2021004856), (2, 1010502428), (4, 505251214), (8, 252625607), (13, 155461912), (26, 77730956), (52, 38865478), (104, 19432739), (661, 3057496), (1322, 1528748), (2644, 764374), (5288, 382187), (8593, 235192), (17186, 117596), (29399, 68744), (34372, 58798)]