21314392

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 44576280

約数和(自身を除く): 23261888

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 97, 121, 194, 227, 242, 388, 454, 484, 776, 908, 968, 1067, 1816, 2134, 2497, 4268, 4994, 8536, 9988, 11737, 19976, 22019, 23474, 27467, 44038, 46948, 54934, 88076, 93896, 109868, 176152, 219736, 242209, 484418, 968836, 1937672, 2664299, 5328598, 10657196, 21314392]

約数ペア:

[(1, 21314392), (2, 10657196), (4, 5328598), (8, 2664299), (11, 1937672), (22, 968836), (44, 484418), (88, 242209), (97, 219736), (121, 176152), (194, 109868), (227, 93896), (242, 88076), (388, 54934), (454, 46948), (484, 44038), (776, 27467), (908, 23474), (968, 22019), (1067, 19976), (1816, 11737), (2134, 9988), (2497, 8536), (4268, 4994)]