21517614

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3701}}^1$

素因数の和:3745

約数の個数: 48

約数和(自身を含む): 51976080

約数和(自身を除く): 30458466

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 3701, 5814, 7402, 11103, 22206, 33309, 62917, 66618, 70319, 125834, 140638, 188751, 210957, 377502, 421914, 566253, 632871, 1132506, 1195423, 1265742, 2390846, 3586269, 7172538, 10758807, 21517614]

約数ペア:

[(1, 21517614), (2, 10758807), (3, 7172538), (6, 3586269), (9, 2390846), (17, 1265742), (18, 1195423), (19, 1132506), (34, 632871), (38, 566253), (51, 421914), (57, 377502), (102, 210957), (114, 188751), (153, 140638), (171, 125834), (306, 70319), (323, 66618), (342, 62917), (646, 33309), (969, 22206), (1938, 11103), (2907, 7402), (3701, 5814)]