21598288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3089}}^1$

素因数の和:3139

約数の個数: 40

約数和(自身を含む): 45979200

約数和(自身を除く): 24380912

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3089, 3496, 6178, 6992, 12356, 24712, 49424, 58691, 71047, 117382, 142094, 234764, 284188, 469528, 568376, 939056, 1136752, 1349893, 2699786, 5399572, 10799144, 21598288]

約数ペア:

[(1, 21598288), (2, 10799144), (4, 5399572), (8, 2699786), (16, 1349893), (19, 1136752), (23, 939056), (38, 568376), (46, 469528), (76, 284188), (92, 234764), (152, 142094), (184, 117382), (304, 71047), (368, 58691), (437, 49424), (874, 24712), (1748, 12356), (3089, 6992), (3496, 6178)]