21978912

素因数分解:

$2^5\times 3^1\times {\mathrm{283}}^1\times {\mathrm{809}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 57970080

約数和(自身を除く): 35991168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 283, 566, 809, 849, 1132, 1618, 1698, 2264, 2427, 3236, 3396, 4528, 4854, 6472, 6792, 9056, 9708, 12944, 13584, 19416, 25888, 27168, 38832, 77664, 228947, 457894, 686841, 915788, 1373682, 1831576, 2747364, 3663152, 5494728, 7326304, 10989456, 21978912]

約数ペア:

[(1, 21978912), (2, 10989456), (3, 7326304), (4, 5494728), (6, 3663152), (8, 2747364), (12, 1831576), (16, 1373682), (24, 915788), (32, 686841), (48, 457894), (96, 228947), (283, 77664), (566, 38832), (809, 27168), (849, 25888), (1132, 19416), (1618, 13584), (1698, 12944), (2264, 9708), (2427, 9056), (3236, 6792), (3396, 6472), (4528, 4854)]