21466998

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 59520000

約数和(自身を除く): 38053002

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 49, 54, 57, 61, 63, 98, 114, 122, 126, 133, 147, 171, 183, 189, 266, 294, 342, 343, 366, 378, 399, 427, 441, 513, 549, 686, 798, 854, 882, 931, 1026, 1029, 1098, 1159, 1197, 1281, 1323, 1647, 1862, 2058, 2318, 2394, 2562, 2646, 2793, 2989, 3087, 3294, 3477, 3591, 3843, 5586, 5978, 6174, 6517, 6954, 7182, 7686, 8113, 8379, 8967, 9261, 10431, 11529, 13034, 16226, 16758, 17934, 18522, 19551, 20862, 20923, 23058, 24339, 25137, 26901, 31293, 39102, 41846, 48678, 50274, 53802, 56791, 58653, 62586, 62769, 73017, 80703, 113582, 117306, 125538, 146034, 161406, 170373, 175959, 188307, 219051, 340746, 351918, 376614, 397537, 438102, 511119, 564921, 795074, 1022238, 1129842, 1192611, 1533357, 2385222, 3066714, 3577833, 7155666, 10733499, 21466998]

約数ペア:

[(1, 21466998), (2, 10733499), (3, 7155666), (6, 3577833), (7, 3066714), (9, 2385222), (14, 1533357), (18, 1192611), (19, 1129842), (21, 1022238), (27, 795074), (38, 564921), (42, 511119), (49, 438102), (54, 397537), (57, 376614), (61, 351918), (63, 340746), (98, 219051), (114, 188307), (122, 175959), (126, 170373), (133, 161406), (147, 146034), (171, 125538), (183, 117306), (189, 113582), (266, 80703), (294, 73017), (342, 62769), (343, 62586), (366, 58653), (378, 56791), (399, 53802), (427, 50274), (441, 48678), (513, 41846), (549, 39102), (686, 31293), (798, 26901), (854, 25137), (882, 24339), (931, 23058), (1026, 20923), (1029, 20862), (1098, 19551), (1159, 18522), (1197, 17934), (1281, 16758), (1323, 16226), (1647, 13034), (1862, 11529), (2058, 10431), (2318, 9261), (2394, 8967), (2562, 8379), (2646, 8113), (2793, 7686), (2989, 7182), (3087, 6954), (3294, 6517), (3477, 6174), (3591, 5978), (3843, 5586)]