21775368

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 61840800

約数和(自身を除く): 40065432

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 38, 51, 53, 57, 68, 76, 102, 106, 114, 136, 152, 159, 204, 212, 228, 318, 323, 408, 424, 456, 636, 646, 901, 969, 1007, 1272, 1292, 1802, 1938, 2014, 2584, 2703, 2809, 3021, 3604, 3876, 4028, 5406, 5618, 6042, 7208, 7752, 8056, 8427, 10812, 11236, 12084, 16854, 17119, 21624, 22472, 24168, 33708, 34238, 47753, 51357, 53371, 67416, 68476, 95506, 102714, 106742, 136952, 143259, 160113, 191012, 205428, 213484, 286518, 320226, 382024, 410856, 426968, 573036, 640452, 907307, 1146072, 1280904, 1814614, 2721921, 3629228, 5443842, 7258456, 10887684, 21775368]

約数ペア:

[(1, 21775368), (2, 10887684), (3, 7258456), (4, 5443842), (6, 3629228), (8, 2721921), (12, 1814614), (17, 1280904), (19, 1146072), (24, 907307), (34, 640452), (38, 573036), (51, 426968), (53, 410856), (57, 382024), (68, 320226), (76, 286518), (102, 213484), (106, 205428), (114, 191012), (136, 160113), (152, 143259), (159, 136952), (204, 106742), (212, 102714), (228, 95506), (318, 68476), (323, 67416), (408, 53371), (424, 51357), (456, 47753), (636, 34238), (646, 33708), (901, 24168), (969, 22472), (1007, 21624), (1272, 17119), (1292, 16854), (1802, 12084), (1938, 11236), (2014, 10812), (2584, 8427), (2703, 8056), (2809, 7752), (3021, 7208), (3604, 6042), (3876, 5618), (4028, 5406)]