21975324

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:328

約数の個数: 96

約数和(自身を含む): 63168000

約数和(自身を除く): 41192676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 281, 294, 343, 399, 532, 562, 588, 686, 798, 843, 931, 1029, 1124, 1372, 1596, 1686, 1862, 1967, 2058, 2793, 3372, 3724, 3934, 4116, 5339, 5586, 5901, 6517, 7868, 10678, 11172, 11802, 13034, 13769, 16017, 19551, 21356, 23604, 26068, 27538, 32034, 37373, 39102, 41307, 55076, 64068, 74746, 78204, 82614, 96383, 112119, 149492, 165228, 192766, 224238, 261611, 289149, 385532, 448476, 523222, 578298, 784833, 1046444, 1156596, 1569666, 1831277, 3139332, 3662554, 5493831, 7325108, 10987662, 21975324]

約数ペア:

[(1, 21975324), (2, 10987662), (3, 7325108), (4, 5493831), (6, 3662554), (7, 3139332), (12, 1831277), (14, 1569666), (19, 1156596), (21, 1046444), (28, 784833), (38, 578298), (42, 523222), (49, 448476), (57, 385532), (76, 289149), (84, 261611), (98, 224238), (114, 192766), (133, 165228), (147, 149492), (196, 112119), (228, 96383), (266, 82614), (281, 78204), (294, 74746), (343, 64068), (399, 55076), (532, 41307), (562, 39102), (588, 37373), (686, 32034), (798, 27538), (843, 26068), (931, 23604), (1029, 21356), (1124, 19551), (1372, 16017), (1596, 13769), (1686, 13034), (1862, 11802), (1967, 11172), (2058, 10678), (2793, 7868), (3372, 6517), (3724, 5901), (3934, 5586), (4116, 5339)]