21467754

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1721}}^1$

素因数の和:1753

約数の個数: 80

約数和(自身を含む): 60008256

約数和(自身を除く): 38540502

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 693, 891, 1134, 1386, 1721, 1782, 2079, 3442, 4158, 5163, 6237, 10326, 12047, 12474, 15489, 18931, 24094, 30978, 36141, 37862, 46467, 56793, 72282, 92934, 108423, 113586, 132517, 139401, 170379, 216846, 265034, 278802, 325269, 340758, 397551, 511137, 650538, 795102, 975807, 1022274, 1192653, 1533411, 1951614, 2385306, 3066822, 3577959, 7155918, 10733877, 21467754]

約数ペア:

[(1, 21467754), (2, 10733877), (3, 7155918), (6, 3577959), (7, 3066822), (9, 2385306), (11, 1951614), (14, 1533411), (18, 1192653), (21, 1022274), (22, 975807), (27, 795102), (33, 650538), (42, 511137), (54, 397551), (63, 340758), (66, 325269), (77, 278802), (81, 265034), (99, 216846), (126, 170379), (154, 139401), (162, 132517), (189, 113586), (198, 108423), (231, 92934), (297, 72282), (378, 56793), (462, 46467), (567, 37862), (594, 36141), (693, 30978), (891, 24094), (1134, 18931), (1386, 15489), (1721, 12474), (1782, 12047), (2079, 10326), (3442, 6237), (4158, 5163)]