21094416

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1$

素因数の和:1269

約数の個数: 120

約数和(自身を含む): 71495424

約数和(自身を除く): 50401008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 102, 112, 119, 126, 136, 144, 153, 168, 204, 238, 252, 272, 306, 336, 357, 408, 476, 504, 612, 714, 816, 952, 1008, 1071, 1224, 1231, 1428, 1904, 2142, 2448, 2462, 2856, 3693, 4284, 4924, 5712, 7386, 8568, 8617, 9848, 11079, 14772, 17136, 17234, 19696, 20927, 22158, 25851, 29544, 34468, 41854, 44316, 51702, 59088, 62781, 68936, 77553, 83708, 88632, 103404, 125562, 137872, 146489, 155106, 167416, 177264, 188343, 206808, 251124, 292978, 310212, 334832, 376686, 413616, 439467, 502248, 585956, 620424, 753372, 878934, 1004496, 1171912, 1240848, 1318401, 1506744, 1757868, 2343824, 2636802, 3013488, 3515736, 5273604, 7031472, 10547208, 21094416]

約数ペア:

[(1, 21094416), (2, 10547208), (3, 7031472), (4, 5273604), (6, 3515736), (7, 3013488), (8, 2636802), (9, 2343824), (12, 1757868), (14, 1506744), (16, 1318401), (17, 1240848), (18, 1171912), (21, 1004496), (24, 878934), (28, 753372), (34, 620424), (36, 585956), (42, 502248), (48, 439467), (51, 413616), (56, 376686), (63, 334832), (68, 310212), (72, 292978), (84, 251124), (102, 206808), (112, 188343), (119, 177264), (126, 167416), (136, 155106), (144, 146489), (153, 137872), (168, 125562), (204, 103404), (238, 88632), (252, 83708), (272, 77553), (306, 68936), (336, 62781), (357, 59088), (408, 51702), (476, 44316), (504, 41854), (612, 34468), (714, 29544), (816, 25851), (952, 22158), (1008, 20927), (1071, 19696), (1224, 17234), (1231, 17136), (1428, 14772), (1904, 11079), (2142, 9848), (2448, 8617), (2462, 8568), (2856, 7386), (3693, 5712), (4284, 4924)]