21772888

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 41918400

約数和(自身を除く): 20145512

約数列:

[1, 2, 4, 8, 59, 118, 163, 236, 283, 326, 472, 566, 652, 1132, 1304, 2264, 9617, 16697, 19234, 33394, 38468, 46129, 66788, 76936, 92258, 133576, 184516, 369032, 2721611, 5443222, 10886444, 21772888]

約数ペア:

[(1, 21772888), (2, 10886444), (4, 5443222), (8, 2721611), (59, 369032), (118, 184516), (163, 133576), (236, 92258), (283, 76936), (326, 66788), (472, 46129), (566, 38468), (652, 33394), (1132, 19234), (1304, 16697), (2264, 9617)]