21199065465

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{641}}^1\times {\mathrm{6661}}^1$

素因数の和:7641

約数の個数: 32

約数和(自身を含む): 34079167872

約数和(自身を除く): 12880102407

約数列:

[1, 3, 5, 15, 331, 641, 993, 1655, 1923, 3205, 4965, 6661, 9615, 19983, 33305, 99915, 212171, 636513, 1060855, 2204791, 3182565, 4269701, 6614373, 11023955, 12809103, 21348505, 33071865, 64045515, 1413271031, 4239813093, 7066355155, 21199065465]

約数ペア:

[(1, 21199065465), (3, 7066355155), (5, 4239813093), (15, 1413271031), (331, 64045515), (641, 33071865), (993, 21348505), (1655, 12809103), (1923, 11023955), (3205, 6614373), (4965, 4269701), (6661, 3182565), (9615, 2204791), (19983, 1060855), (33305, 636513), (99915, 212171)]