21986546758

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{41}}^1\times {\mathrm{201449}}^1$

素因数の和:201525

約数の個数: 32

約数和(自身を含む): 37160272800

約数和(自身を除く): 15173726042

約数列:

[1, 2, 11, 22, 41, 82, 121, 242, 451, 902, 1331, 2662, 4961, 9922, 54571, 109142, 201449, 402898, 2215939, 4431878, 8259409, 16518818, 24375329, 48750658, 90853499, 181706998, 268128619, 536257238, 999388489, 1998776978, 10993273379, 21986546758]

約数ペア:

[(1, 21986546758), (2, 10993273379), (11, 1998776978), (22, 999388489), (41, 536257238), (82, 268128619), (121, 181706998), (242, 90853499), (451, 48750658), (902, 24375329), (1331, 16518818), (2662, 8259409), (4961, 4431878), (9922, 2215939), (54571, 402898), (109142, 201449)]