21099652

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2333}}^1$

素因数の和:2380

約数の個数: 48

約数和(自身を含む): 47053440

約数和(自身を除く): 25953788

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 2333, 4522, 4666, 9044, 9332, 16331, 32662, 39661, 44327, 65324, 79322, 88654, 158644, 177308, 277627, 310289, 555254, 620578, 753559, 1110508, 1241156, 1507118, 3014236, 5274913, 10549826, 21099652]

約数ペア:

[(1, 21099652), (2, 10549826), (4, 5274913), (7, 3014236), (14, 1507118), (17, 1241156), (19, 1110508), (28, 753559), (34, 620578), (38, 555254), (68, 310289), (76, 277627), (119, 177308), (133, 158644), (238, 88654), (266, 79322), (323, 65324), (476, 44327), (532, 39661), (646, 32662), (1292, 16331), (2261, 9332), (2333, 9044), (4522, 4666)]