51822918

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21647}}^1$

素因数の和:21681

約数の個数: 48

約数和(自身を含む): 135083520

約数和(自身を除く): 83260602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 21647, 43294, 64941, 129882, 151529, 194823, 303058, 389646, 411293, 454587, 822586, 909174, 1233879, 1363761, 2467758, 2727522, 2879051, 3701637, 5758102, 7403274, 8637153, 17274306, 25911459, 51822918]

約数ペア:

[(1, 51822918), (2, 25911459), (3, 17274306), (6, 8637153), (7, 7403274), (9, 5758102), (14, 3701637), (18, 2879051), (19, 2727522), (21, 2467758), (38, 1363761), (42, 1233879), (57, 909174), (63, 822586), (114, 454587), (126, 411293), (133, 389646), (171, 303058), (266, 194823), (342, 151529), (399, 129882), (798, 64941), (1197, 43294), (2394, 21647)]