21735392

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5107}}^1$

素因数の和:5143

約数の個数: 48

約数和(自身を含む): 51488640

約数和(自身を除く): 29753248

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 5107, 10214, 20428, 35749, 40856, 71498, 81712, 97033, 142996, 163424, 194066, 285992, 388132, 571984, 679231, 776264, 1143968, 1358462, 1552528, 2716924, 3105056, 5433848, 10867696, 21735392]

約数ペア:

[(1, 21735392), (2, 10867696), (4, 5433848), (7, 3105056), (8, 2716924), (14, 1552528), (16, 1358462), (19, 1143968), (28, 776264), (32, 679231), (38, 571984), (56, 388132), (76, 285992), (112, 194066), (133, 163424), (152, 142996), (224, 97033), (266, 81712), (304, 71498), (532, 40856), (608, 35749), (1064, 20428), (2128, 10214), (4256, 5107)]