21566844

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{15361}}^1$

素因数の和:15387

約数の個数: 48

約数和(自身を含む): 60219040

約数和(自身を除く): 38652196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 15361, 30722, 46083, 61444, 92166, 138249, 184332, 199693, 276498, 399386, 414747, 552996, 599079, 798772, 829494, 1198158, 1658988, 1797237, 2396316, 3594474, 5391711, 7188948, 10783422, 21566844]

約数ペア:

[(1, 21566844), (2, 10783422), (3, 7188948), (4, 5391711), (6, 3594474), (9, 2396316), (12, 1797237), (13, 1658988), (18, 1198158), (26, 829494), (27, 798772), (36, 599079), (39, 552996), (52, 414747), (54, 399386), (78, 276498), (108, 199693), (117, 184332), (156, 138249), (234, 92166), (351, 61444), (468, 46083), (702, 30722), (1404, 15361)]