21662928

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21491}}^1$

素因数の和:21512

約数の個数: 60

約数和(自身を含む): 69290208

約数和(自身を除く): 47627280

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21491, 42982, 64473, 85964, 128946, 150437, 171928, 193419, 257892, 300874, 343856, 386838, 451311, 515784, 601748, 773676, 902622, 1031568, 1203496, 1353933, 1547352, 1805244, 2406992, 2707866, 3094704, 3610488, 5415732, 7220976, 10831464, 21662928]

約数ペア:

[(1, 21662928), (2, 10831464), (3, 7220976), (4, 5415732), (6, 3610488), (7, 3094704), (8, 2707866), (9, 2406992), (12, 1805244), (14, 1547352), (16, 1353933), (18, 1203496), (21, 1031568), (24, 902622), (28, 773676), (36, 601748), (42, 515784), (48, 451311), (56, 386838), (63, 343856), (72, 300874), (84, 257892), (112, 193419), (126, 171928), (144, 150437), (168, 128946), (252, 85964), (336, 64473), (504, 42982), (1008, 21491)]