21914508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 65576448

約数和(自身を除く): 43661940

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 66, 74, 77, 84, 111, 132, 148, 154, 222, 231, 259, 308, 407, 444, 462, 518, 641, 777, 814, 924, 1036, 1221, 1282, 1554, 1628, 1923, 2442, 2564, 2849, 3108, 3846, 4487, 4884, 5698, 7051, 7692, 8547, 8974, 11396, 13461, 14102, 17094, 17948, 21153, 23717, 26922, 28204, 34188, 42306, 47434, 49357, 53844, 71151, 84612, 94868, 98714, 142302, 148071, 166019, 197428, 260887, 284604, 296142, 332038, 498057, 521774, 592284, 664076, 782661, 996114, 1043548, 1565322, 1826209, 1992228, 3130644, 3652418, 5478627, 7304836, 10957254, 21914508]

約数ペア:

[(1, 21914508), (2, 10957254), (3, 7304836), (4, 5478627), (6, 3652418), (7, 3130644), (11, 1992228), (12, 1826209), (14, 1565322), (21, 1043548), (22, 996114), (28, 782661), (33, 664076), (37, 592284), (42, 521774), (44, 498057), (66, 332038), (74, 296142), (77, 284604), (84, 260887), (111, 197428), (132, 166019), (148, 148071), (154, 142302), (222, 98714), (231, 94868), (259, 84612), (308, 71151), (407, 53844), (444, 49357), (462, 47434), (518, 42306), (641, 34188), (777, 28204), (814, 26922), (924, 23717), (1036, 21153), (1221, 17948), (1282, 17094), (1554, 14102), (1628, 13461), (1923, 11396), (2442, 8974), (2564, 8547), (2849, 7692), (3108, 7051), (3846, 5698), (4487, 4884)]