21500334339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1\times {\mathrm{28477}}^1$

素因数の和:28795

約数の個数: 32

約数和(自身を含む): 31691229696

約数和(自身を除く): 10190895357

約数列:

[1, 3, 11, 33, 137, 167, 411, 501, 1507, 1837, 4521, 5511, 22879, 28477, 68637, 85431, 251669, 313247, 755007, 939741, 3901349, 4755659, 11704047, 14266977, 42914839, 52312249, 128744517, 156936747, 651525283, 1954575849, 7166778113, 21500334339]

約数ペア:

[(1, 21500334339), (3, 7166778113), (11, 1954575849), (33, 651525283), (137, 156936747), (167, 128744517), (411, 52312249), (501, 42914839), (1507, 14266977), (1837, 11704047), (4521, 4755659), (5511, 3901349), (22879, 939741), (28477, 755007), (68637, 313247), (85431, 251669)]