21524076

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 64834560

約数和(自身を除く): 43310484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 84, 108, 126, 142, 189, 213, 252, 284, 378, 401, 426, 497, 639, 756, 802, 852, 994, 1203, 1278, 1491, 1604, 1917, 1988, 2406, 2556, 2807, 2982, 3609, 3834, 4473, 4812, 5614, 5964, 7218, 7668, 8421, 8946, 10827, 11228, 13419, 14436, 16842, 17892, 21654, 25263, 26838, 28471, 33684, 43308, 50526, 53676, 56942, 75789, 85413, 101052, 113884, 151578, 170826, 199297, 256239, 303156, 341652, 398594, 512478, 597891, 768717, 797188, 1024956, 1195782, 1537434, 1793673, 2391564, 3074868, 3587346, 5381019, 7174692, 10762038, 21524076]

約数ペア:

[(1, 21524076), (2, 10762038), (3, 7174692), (4, 5381019), (6, 3587346), (7, 3074868), (9, 2391564), (12, 1793673), (14, 1537434), (18, 1195782), (21, 1024956), (27, 797188), (28, 768717), (36, 597891), (42, 512478), (54, 398594), (63, 341652), (71, 303156), (84, 256239), (108, 199297), (126, 170826), (142, 151578), (189, 113884), (213, 101052), (252, 85413), (284, 75789), (378, 56942), (401, 53676), (426, 50526), (497, 43308), (639, 33684), (756, 28471), (802, 26838), (852, 25263), (994, 21654), (1203, 17892), (1278, 16842), (1491, 14436), (1604, 13419), (1917, 11228), (1988, 10827), (2406, 8946), (2556, 8421), (2807, 7668), (2982, 7218), (3609, 5964), (3834, 5614), (4473, 4812)]