21807228708

素因数分解:

$2^2\times 3^2\times {\mathrm{1621}}^1\times {\mathrm{373693}}^1$

素因数の和:375324

約数の個数: 36

約数和(自身を含む): 55157981788

約数和(自身を除く): 33350753080

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1621, 3242, 4863, 6484, 9726, 14589, 19452, 29178, 58356, 373693, 747386, 1121079, 1494772, 2242158, 3363237, 4484316, 6726474, 13452948, 605756353, 1211512706, 1817269059, 2423025412, 3634538118, 5451807177, 7269076236, 10903614354, 21807228708]

約数ペア:

[(1, 21807228708), (2, 10903614354), (3, 7269076236), (4, 5451807177), (6, 3634538118), (9, 2423025412), (12, 1817269059), (18, 1211512706), (36, 605756353), (1621, 13452948), (3242, 6726474), (4863, 4484316), (6484, 3363237), (9726, 2242158), (14589, 1494772), (19452, 1121079), (29178, 747386), (58356, 373693)]