21411576

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 39915144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 53, 62, 72, 93, 106, 124, 159, 181, 186, 212, 248, 279, 318, 362, 372, 424, 477, 543, 558, 636, 724, 744, 954, 1086, 1116, 1272, 1448, 1629, 1643, 1908, 2172, 2232, 3258, 3286, 3816, 4344, 4929, 5611, 6516, 6572, 9593, 9858, 11222, 13032, 13144, 14787, 16833, 19186, 19716, 22444, 28779, 29574, 33666, 38372, 39432, 44888, 50499, 57558, 59148, 67332, 76744, 86337, 100998, 115116, 118296, 134664, 172674, 201996, 230232, 297383, 345348, 403992, 594766, 690696, 892149, 1189532, 1784298, 2379064, 2676447, 3568596, 5352894, 7137192, 10705788, 21411576]

約数ペア:

[(1, 21411576), (2, 10705788), (3, 7137192), (4, 5352894), (6, 3568596), (8, 2676447), (9, 2379064), (12, 1784298), (18, 1189532), (24, 892149), (31, 690696), (36, 594766), (53, 403992), (62, 345348), (72, 297383), (93, 230232), (106, 201996), (124, 172674), (159, 134664), (181, 118296), (186, 115116), (212, 100998), (248, 86337), (279, 76744), (318, 67332), (362, 59148), (372, 57558), (424, 50499), (477, 44888), (543, 39432), (558, 38372), (636, 33666), (724, 29574), (744, 28779), (954, 22444), (1086, 19716), (1116, 19186), (1272, 16833), (1448, 14787), (1629, 13144), (1643, 13032), (1908, 11222), (2172, 9858), (2232, 9593), (3258, 6572), (3286, 6516), (3816, 5611), (4344, 4929)]