2161901994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1\times {\mathrm{1933}}^1$

素因数の和:2835

約数の個数: 64

約数和(自身を含む): 5109473280

約数和(自身を除く): 2947571286

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 859, 1302, 1718, 1933, 2577, 3866, 5154, 5799, 6013, 11598, 12026, 13531, 18039, 26629, 27062, 36078, 40593, 53258, 59923, 79887, 81186, 119846, 159774, 179769, 186403, 359538, 372806, 419461, 559209, 838922, 1118418, 1258383, 1660447, 2516766, 3320894, 4981341, 9962682, 11623129, 23246258, 34869387, 51473857, 69738774, 102947714, 154421571, 308843142, 360316999, 720633998, 1080950997, 2161901994]

約数ペア:

[(1, 2161901994), (2, 1080950997), (3, 720633998), (6, 360316999), (7, 308843142), (14, 154421571), (21, 102947714), (31, 69738774), (42, 51473857), (62, 34869387), (93, 23246258), (186, 11623129), (217, 9962682), (434, 4981341), (651, 3320894), (859, 2516766), (1302, 1660447), (1718, 1258383), (1933, 1118418), (2577, 838922), (3866, 559209), (5154, 419461), (5799, 372806), (6013, 359538), (11598, 186403), (12026, 179769), (13531, 159774), (18039, 119846), (26629, 81186), (27062, 79887), (36078, 59923), (40593, 53258)]