21569712

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 59698560

約数和(自身を除く): 38128848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 67, 76, 114, 134, 152, 201, 228, 268, 304, 353, 402, 456, 536, 706, 804, 912, 1059, 1072, 1273, 1412, 1608, 2118, 2546, 2824, 3216, 3819, 4236, 5092, 5648, 6707, 7638, 8472, 10184, 13414, 15276, 16944, 20121, 20368, 23651, 26828, 30552, 40242, 47302, 53656, 61104, 70953, 80484, 94604, 107312, 141906, 160968, 189208, 283812, 321936, 378416, 449369, 567624, 898738, 1135248, 1348107, 1797476, 2696214, 3594952, 5392428, 7189904, 10784856, 21569712]

約数ペア:

[(1, 21569712), (2, 10784856), (3, 7189904), (4, 5392428), (6, 3594952), (8, 2696214), (12, 1797476), (16, 1348107), (19, 1135248), (24, 898738), (38, 567624), (48, 449369), (57, 378416), (67, 321936), (76, 283812), (114, 189208), (134, 160968), (152, 141906), (201, 107312), (228, 94604), (268, 80484), (304, 70953), (353, 61104), (402, 53656), (456, 47302), (536, 40242), (706, 30552), (804, 26828), (912, 23651), (1059, 20368), (1072, 20121), (1273, 16944), (1412, 15276), (1608, 13414), (2118, 10184), (2546, 8472), (2824, 7638), (3216, 6707), (3819, 5648), (4236, 5092)]