21499146

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1699}}^1$

素因数の和:1763

約数の個数: 48

約数和(自身を含む): 50388000

約数和(自身を除く): 28888854

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 1699, 2109, 3398, 4218, 5097, 6327, 10194, 12654, 15291, 30582, 32281, 62863, 64562, 96843, 125726, 188589, 193686, 290529, 377178, 565767, 581058, 1131534, 1194397, 2388794, 3583191, 7166382, 10749573, 21499146]

約数ペア:

[(1, 21499146), (2, 10749573), (3, 7166382), (6, 3583191), (9, 2388794), (18, 1194397), (19, 1131534), (37, 581058), (38, 565767), (57, 377178), (74, 290529), (111, 193686), (114, 188589), (171, 125726), (222, 96843), (333, 64562), (342, 62863), (666, 32281), (703, 30582), (1406, 15291), (1699, 12654), (2109, 10194), (3398, 6327), (4218, 5097)]