21663792

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 65614848

約数和(自身を除く): 43951056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 36, 46, 48, 62, 69, 72, 92, 93, 124, 138, 144, 184, 186, 207, 211, 248, 276, 279, 368, 372, 414, 422, 496, 552, 558, 633, 713, 744, 828, 844, 1104, 1116, 1266, 1426, 1488, 1656, 1688, 1899, 2139, 2232, 2532, 2852, 3312, 3376, 3798, 4278, 4464, 4853, 5064, 5704, 6417, 6541, 7596, 8556, 9706, 10128, 11408, 12834, 13082, 14559, 15192, 17112, 19412, 19623, 25668, 26164, 29118, 30384, 34224, 38824, 39246, 43677, 51336, 52328, 58236, 58869, 77648, 78492, 87354, 102672, 104656, 116472, 117738, 150443, 156984, 174708, 232944, 235476, 300886, 313968, 349416, 451329, 470952, 601772, 698832, 902658, 941904, 1203544, 1353987, 1805316, 2407088, 2707974, 3610632, 5415948, 7221264, 10831896, 21663792]

約数ペア:

[(1, 21663792), (2, 10831896), (3, 7221264), (4, 5415948), (6, 3610632), (8, 2707974), (9, 2407088), (12, 1805316), (16, 1353987), (18, 1203544), (23, 941904), (24, 902658), (31, 698832), (36, 601772), (46, 470952), (48, 451329), (62, 349416), (69, 313968), (72, 300886), (92, 235476), (93, 232944), (124, 174708), (138, 156984), (144, 150443), (184, 117738), (186, 116472), (207, 104656), (211, 102672), (248, 87354), (276, 78492), (279, 77648), (368, 58869), (372, 58236), (414, 52328), (422, 51336), (496, 43677), (552, 39246), (558, 38824), (633, 34224), (713, 30384), (744, 29118), (828, 26164), (844, 25668), (1104, 19623), (1116, 19412), (1266, 17112), (1426, 15192), (1488, 14559), (1656, 13082), (1688, 12834), (1899, 11408), (2139, 10128), (2232, 9706), (2532, 8556), (2852, 7596), (3312, 6541), (3376, 6417), (3798, 5704), (4278, 5064), (4464, 4853)]