21847260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 64012032

約数和(自身を除く): 42164772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 83, 107, 123, 164, 166, 205, 214, 246, 249, 321, 332, 410, 415, 428, 492, 498, 535, 615, 642, 820, 830, 996, 1070, 1230, 1245, 1284, 1605, 1660, 2140, 2460, 2490, 3210, 3403, 4387, 4980, 6420, 6806, 8774, 8881, 10209, 13161, 13612, 17015, 17548, 17762, 20418, 21935, 26322, 26643, 34030, 35524, 40836, 43870, 44405, 51045, 52644, 53286, 65805, 68060, 87740, 88810, 102090, 106572, 131610, 133215, 177620, 204180, 263220, 266430, 364121, 532860, 728242, 1092363, 1456484, 1820605, 2184726, 3641210, 4369452, 5461815, 7282420, 10923630, 21847260]

約数ペア:

[(1, 21847260), (2, 10923630), (3, 7282420), (4, 5461815), (5, 4369452), (6, 3641210), (10, 2184726), (12, 1820605), (15, 1456484), (20, 1092363), (30, 728242), (41, 532860), (60, 364121), (82, 266430), (83, 263220), (107, 204180), (123, 177620), (164, 133215), (166, 131610), (205, 106572), (214, 102090), (246, 88810), (249, 87740), (321, 68060), (332, 65805), (410, 53286), (415, 52644), (428, 51045), (492, 44405), (498, 43870), (535, 40836), (615, 35524), (642, 34030), (820, 26643), (830, 26322), (996, 21935), (1070, 20418), (1230, 17762), (1245, 17548), (1284, 17015), (1605, 13612), (1660, 13161), (2140, 10209), (2460, 8881), (2490, 8774), (3210, 6806), (3403, 6420), (4387, 4980)]