2021808649

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^2\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 36

約数和(自身を含む): 2468100684

約数和(自身を除く): 446292035

約数列:

[1, 7, 37, 49, 53, 259, 371, 397, 1813, 1961, 2597, 2779, 2809, 13727, 14689, 19453, 19663, 21041, 96089, 102823, 103933, 137641, 147287, 719761, 727531, 778517, 1031009, 1115173, 5092717, 5449619, 7806211, 38147333, 41261401, 54643477, 288829807, 2021808649]

約数ペア:

[(1, 2021808649), (7, 288829807), (37, 54643477), (49, 41261401), (53, 38147333), (259, 7806211), (371, 5449619), (397, 5092717), (1813, 1115173), (1961, 1031009), (2597, 778517), (2779, 727531), (2809, 719761), (13727, 147287), (14689, 137641), (19453, 103933), (19663, 102823), (21041, 96089)]