21167131412

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1753}}^1\times {\mathrm{22697}}^1$

素因数の和:24480

約数の個数: 48

約数和(自身を含む): 44589767040

約数和(自身を除く): 23422635628

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1753, 3506, 7012, 12271, 22697, 24542, 33307, 45394, 49084, 66614, 90788, 133228, 158879, 233149, 317758, 431243, 466298, 635516, 862486, 932596, 1724972, 3018701, 6037402, 12074804, 39787841, 79575682, 159151364, 278514887, 557029774, 755968979, 1114059548, 1511937958, 3023875916, 5291782853, 10583565706, 21167131412]

約数ペア:

[(1, 21167131412), (2, 10583565706), (4, 5291782853), (7, 3023875916), (14, 1511937958), (19, 1114059548), (28, 755968979), (38, 557029774), (76, 278514887), (133, 159151364), (266, 79575682), (532, 39787841), (1753, 12074804), (3506, 6037402), (7012, 3018701), (12271, 1724972), (22697, 932596), (24542, 862486), (33307, 635516), (45394, 466298), (49084, 431243), (66614, 317758), (90788, 233149), (133228, 158879)]