21532914

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5413}}^1$

素因数の和:5451

約数の個数: 48

約数和(自身を含む): 53208792

約数和(自身を除く): 31675878

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 5413, 10826, 16239, 32478, 48717, 70369, 92021, 97434, 140738, 184042, 211107, 276063, 422214, 552126, 633321, 828189, 1196273, 1266642, 1656378, 2392546, 3588819, 7177638, 10766457, 21532914]

約数ペア:

[(1, 21532914), (2, 10766457), (3, 7177638), (6, 3588819), (9, 2392546), (13, 1656378), (17, 1266642), (18, 1196273), (26, 828189), (34, 633321), (39, 552126), (51, 422214), (78, 276063), (102, 211107), (117, 184042), (153, 140738), (221, 97434), (234, 92021), (306, 70369), (442, 48717), (663, 32478), (1326, 16239), (1989, 10826), (3978, 5413)]