21106548

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 38163852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 29, 36, 46, 54, 58, 69, 87, 92, 108, 116, 138, 174, 207, 261, 276, 293, 348, 414, 522, 586, 621, 667, 783, 828, 879, 1044, 1172, 1242, 1334, 1566, 1758, 2001, 2484, 2637, 2668, 3132, 3516, 4002, 5274, 6003, 6739, 7911, 8004, 8497, 10548, 12006, 13478, 15822, 16994, 18009, 20217, 24012, 25491, 26956, 31644, 33988, 36018, 40434, 50982, 60651, 72036, 76473, 80868, 101964, 121302, 152946, 181953, 195431, 229419, 242604, 305892, 363906, 390862, 458838, 586293, 727812, 781724, 917676, 1172586, 1758879, 2345172, 3517758, 5276637, 7035516, 10553274, 21106548]

約数ペア:

[(1, 21106548), (2, 10553274), (3, 7035516), (4, 5276637), (6, 3517758), (9, 2345172), (12, 1758879), (18, 1172586), (23, 917676), (27, 781724), (29, 727812), (36, 586293), (46, 458838), (54, 390862), (58, 363906), (69, 305892), (87, 242604), (92, 229419), (108, 195431), (116, 181953), (138, 152946), (174, 121302), (207, 101964), (261, 80868), (276, 76473), (293, 72036), (348, 60651), (414, 50982), (522, 40434), (586, 36018), (621, 33988), (667, 31644), (783, 26956), (828, 25491), (879, 24012), (1044, 20217), (1172, 18009), (1242, 16994), (1334, 15822), (1566, 13478), (1758, 12006), (2001, 10548), (2484, 8497), (2637, 8004), (2668, 7911), (3132, 6739), (3516, 6003), (4002, 5274)]