21409479718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{86959}}^1$

素因数の和:87041

約数の個数: 48

約数和(自身を含む): 38167787520

約数和(自身を除く): 16758307802

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 341, 361, 418, 589, 682, 722, 1178, 3971, 6479, 7942, 11191, 12958, 22382, 86959, 123101, 173918, 246202, 956549, 1652221, 1913098, 2695729, 3304442, 5391458, 18174431, 29653019, 31392199, 36348862, 51218851, 59306038, 62784398, 102437702, 345314189, 563407361, 690628378, 973158169, 1126814722, 1946316338, 10704739859, 21409479718]

約数ペア:

[(1, 21409479718), (2, 10704739859), (11, 1946316338), (19, 1126814722), (22, 973158169), (31, 690628378), (38, 563407361), (62, 345314189), (209, 102437702), (341, 62784398), (361, 59306038), (418, 51218851), (589, 36348862), (682, 31392199), (722, 29653019), (1178, 18174431), (3971, 5391458), (6479, 3304442), (7942, 2695729), (11191, 1913098), (12958, 1652221), (22382, 956549), (86959, 246202), (123101, 173918)]