21526488

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 63320400

約数和(自身を除く): 41793912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 43, 51, 68, 72, 86, 102, 129, 136, 153, 172, 204, 258, 306, 344, 387, 408, 409, 516, 612, 731, 774, 818, 1032, 1224, 1227, 1462, 1548, 1636, 2193, 2454, 2924, 3096, 3272, 3681, 4386, 4908, 5848, 6579, 6953, 7362, 8772, 9816, 13158, 13906, 14724, 17544, 17587, 20859, 26316, 27812, 29448, 35174, 41718, 52632, 52761, 55624, 62577, 70348, 83436, 105522, 125154, 140696, 158283, 166872, 211044, 250308, 298979, 316566, 422088, 500616, 597958, 633132, 896937, 1195916, 1266264, 1793874, 2391832, 2690811, 3587748, 5381622, 7175496, 10763244, 21526488]

約数ペア:

[(1, 21526488), (2, 10763244), (3, 7175496), (4, 5381622), (6, 3587748), (8, 2690811), (9, 2391832), (12, 1793874), (17, 1266264), (18, 1195916), (24, 896937), (34, 633132), (36, 597958), (43, 500616), (51, 422088), (68, 316566), (72, 298979), (86, 250308), (102, 211044), (129, 166872), (136, 158283), (153, 140696), (172, 125154), (204, 105522), (258, 83436), (306, 70348), (344, 62577), (387, 55624), (408, 52761), (409, 52632), (516, 41718), (612, 35174), (731, 29448), (774, 27812), (818, 26316), (1032, 20859), (1224, 17587), (1227, 17544), (1462, 14724), (1548, 13906), (1636, 13158), (2193, 9816), (2454, 8772), (2924, 7362), (3096, 6953), (3272, 6579), (3681, 5848), (4386, 4908)]