21138096

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 63638784

約数和(自身を除く): 42500688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 53, 56, 84, 106, 112, 159, 168, 212, 318, 336, 371, 424, 636, 742, 848, 1113, 1187, 1272, 1484, 2226, 2374, 2544, 2968, 3561, 4452, 4748, 5936, 7122, 8309, 8904, 9496, 14244, 16618, 17808, 18992, 24927, 28488, 33236, 49854, 56976, 62911, 66472, 99708, 125822, 132944, 188733, 199416, 251644, 377466, 398832, 440377, 503288, 754932, 880754, 1006576, 1321131, 1509864, 1761508, 2642262, 3019728, 3523016, 5284524, 7046032, 10569048, 21138096]

約数ペア:

[(1, 21138096), (2, 10569048), (3, 7046032), (4, 5284524), (6, 3523016), (7, 3019728), (8, 2642262), (12, 1761508), (14, 1509864), (16, 1321131), (21, 1006576), (24, 880754), (28, 754932), (42, 503288), (48, 440377), (53, 398832), (56, 377466), (84, 251644), (106, 199416), (112, 188733), (159, 132944), (168, 125822), (212, 99708), (318, 66472), (336, 62911), (371, 56976), (424, 49854), (636, 33236), (742, 28488), (848, 24927), (1113, 18992), (1187, 17808), (1272, 16618), (1484, 14244), (2226, 9496), (2374, 8904), (2544, 8309), (2968, 7122), (3561, 5936), (4452, 4748)]