21334248

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1039

約数の個数: 96

約数和(自身を含む): 64995840

約数和(自身を除く): 43661592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 36, 39, 46, 52, 69, 72, 78, 92, 104, 117, 138, 156, 184, 207, 234, 276, 299, 312, 414, 468, 552, 598, 828, 897, 936, 991, 1196, 1656, 1794, 1982, 2392, 2691, 2973, 3588, 3964, 5382, 5946, 7176, 7928, 8919, 10764, 11892, 12883, 17838, 21528, 22793, 23784, 25766, 35676, 38649, 45586, 51532, 68379, 71352, 77298, 91172, 103064, 115947, 136758, 154596, 182344, 205137, 231894, 273516, 296309, 309192, 410274, 463788, 547032, 592618, 820548, 888927, 927576, 1185236, 1641096, 1777854, 2370472, 2666781, 3555708, 5333562, 7111416, 10667124, 21334248]

約数ペア:

[(1, 21334248), (2, 10667124), (3, 7111416), (4, 5333562), (6, 3555708), (8, 2666781), (9, 2370472), (12, 1777854), (13, 1641096), (18, 1185236), (23, 927576), (24, 888927), (26, 820548), (36, 592618), (39, 547032), (46, 463788), (52, 410274), (69, 309192), (72, 296309), (78, 273516), (92, 231894), (104, 205137), (117, 182344), (138, 154596), (156, 136758), (184, 115947), (207, 103064), (234, 91172), (276, 77298), (299, 71352), (312, 68379), (414, 51532), (468, 45586), (552, 38649), (598, 35676), (828, 25766), (897, 23784), (936, 22793), (991, 21528), (1196, 17838), (1656, 12883), (1794, 11892), (1982, 10764), (2392, 8919), (2691, 7928), (2973, 7176), (3588, 5946), (3964, 5382)]