21275046

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 32189274

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 59, 67, 69, 78, 117, 118, 134, 138, 177, 201, 207, 234, 299, 354, 402, 414, 531, 598, 603, 767, 871, 897, 1062, 1206, 1357, 1534, 1541, 1742, 1794, 2301, 2613, 2691, 2714, 3082, 3953, 4071, 4602, 4623, 5226, 5382, 6903, 7839, 7906, 8142, 9246, 11859, 12213, 13806, 13869, 15678, 17641, 20033, 23718, 24426, 27738, 35282, 35577, 40066, 51389, 52923, 60099, 71154, 90919, 102778, 105846, 120198, 154167, 158769, 180297, 181838, 272757, 308334, 317538, 360594, 462501, 545514, 818271, 925002, 1181947, 1636542, 2363894, 3545841, 7091682, 10637523, 21275046]

約数ペア:

[(1, 21275046), (2, 10637523), (3, 7091682), (6, 3545841), (9, 2363894), (13, 1636542), (18, 1181947), (23, 925002), (26, 818271), (39, 545514), (46, 462501), (59, 360594), (67, 317538), (69, 308334), (78, 272757), (117, 181838), (118, 180297), (134, 158769), (138, 154167), (177, 120198), (201, 105846), (207, 102778), (234, 90919), (299, 71154), (354, 60099), (402, 52923), (414, 51389), (531, 40066), (598, 35577), (603, 35282), (767, 27738), (871, 24426), (897, 23718), (1062, 20033), (1206, 17641), (1357, 15678), (1534, 13869), (1541, 13806), (1742, 12213), (1794, 11859), (2301, 9246), (2613, 8142), (2691, 7906), (2714, 7839), (3082, 6903), (3953, 5382), (4071, 5226), (4602, 4623)]