21721722

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{733}}^1$

素因数の和:1198

約数の個数: 32

約数和(自身を含む): 47563200

約数和(自身を除く): 25841478

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 449, 733, 898, 1347, 1466, 2199, 2694, 4398, 4939, 8063, 9878, 14817, 16126, 24189, 29634, 48378, 329117, 658234, 987351, 1974702, 3620287, 7240574, 10860861, 21721722]

約数ペア:

[(1, 21721722), (2, 10860861), (3, 7240574), (6, 3620287), (11, 1974702), (22, 987351), (33, 658234), (66, 329117), (449, 48378), (733, 29634), (898, 24189), (1347, 16126), (1466, 14817), (2199, 9878), (2694, 8063), (4398, 4939)]