21402276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8219}}^1$

素因数の和:8264

約数の個数: 48

約数和(自身を含む): 58920960

約数和(自身を除く): 37518684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8219, 16438, 24657, 32876, 49314, 57533, 98628, 115066, 172599, 230132, 254789, 345198, 509578, 690396, 764367, 1019156, 1528734, 1783523, 3057468, 3567046, 5350569, 7134092, 10701138, 21402276]

約数ペア:

[(1, 21402276), (2, 10701138), (3, 7134092), (4, 5350569), (6, 3567046), (7, 3057468), (12, 1783523), (14, 1528734), (21, 1019156), (28, 764367), (31, 690396), (42, 509578), (62, 345198), (84, 254789), (93, 230132), (124, 172599), (186, 115066), (217, 98628), (372, 57533), (434, 49314), (651, 32876), (868, 24657), (1302, 16438), (2604, 8219)]