21099078

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1$

素因数の和:1210

約数の個数: 96

約数和(自身を含む): 61431552

約数和(自身を除く): 40332474

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1171, 1287, 1386, 1638, 2002, 2342, 2574, 3003, 3513, 6006, 7026, 8197, 9009, 10539, 12881, 15223, 16394, 18018, 21078, 24591, 25762, 30446, 38643, 45669, 49182, 73773, 77286, 90167, 91338, 106561, 115929, 137007, 147546, 167453, 180334, 213122, 231858, 270501, 274014, 319683, 334906, 502359, 541002, 639366, 811503, 959049, 1004718, 1172171, 1507077, 1623006, 1918098, 2344342, 3014154, 3516513, 7033026, 10549539, 21099078]

約数ペア:

[(1, 21099078), (2, 10549539), (3, 7033026), (6, 3516513), (7, 3014154), (9, 2344342), (11, 1918098), (13, 1623006), (14, 1507077), (18, 1172171), (21, 1004718), (22, 959049), (26, 811503), (33, 639366), (39, 541002), (42, 502359), (63, 334906), (66, 319683), (77, 274014), (78, 270501), (91, 231858), (99, 213122), (117, 180334), (126, 167453), (143, 147546), (154, 137007), (182, 115929), (198, 106561), (231, 91338), (234, 90167), (273, 77286), (286, 73773), (429, 49182), (462, 45669), (546, 38643), (693, 30446), (819, 25762), (858, 24591), (1001, 21078), (1171, 18018), (1287, 16394), (1386, 15223), (1638, 12881), (2002, 10539), (2342, 9009), (2574, 8197), (3003, 7026), (3513, 6006)]