21983676

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 41012292

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 23, 26, 33, 39, 44, 46, 52, 66, 69, 78, 92, 132, 138, 143, 156, 253, 276, 286, 299, 429, 506, 557, 572, 598, 759, 858, 897, 1012, 1114, 1196, 1518, 1671, 1716, 1794, 2228, 3036, 3289, 3342, 3588, 6127, 6578, 6684, 7241, 9867, 12254, 12811, 13156, 14482, 18381, 19734, 21723, 24508, 25622, 28964, 36762, 38433, 39468, 43446, 51244, 73524, 76866, 79651, 86892, 140921, 153732, 159302, 166543, 238953, 281842, 318604, 333086, 422763, 477906, 499629, 563684, 666172, 845526, 955812, 999258, 1691052, 1831973, 1998516, 3663946, 5495919, 7327892, 10991838, 21983676]

約数ペア:

[(1, 21983676), (2, 10991838), (3, 7327892), (4, 5495919), (6, 3663946), (11, 1998516), (12, 1831973), (13, 1691052), (22, 999258), (23, 955812), (26, 845526), (33, 666172), (39, 563684), (44, 499629), (46, 477906), (52, 422763), (66, 333086), (69, 318604), (78, 281842), (92, 238953), (132, 166543), (138, 159302), (143, 153732), (156, 140921), (253, 86892), (276, 79651), (286, 76866), (299, 73524), (429, 51244), (506, 43446), (557, 39468), (572, 38433), (598, 36762), (759, 28964), (858, 25622), (897, 24508), (1012, 21723), (1114, 19734), (1196, 18381), (1518, 14482), (1671, 13156), (1716, 12811), (1794, 12254), (2228, 9867), (3036, 7241), (3289, 6684), (3342, 6578), (3588, 6127)]