21293824

素因数分解:

$2^8\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:612

約数の個数: 36

約数和(自身を含む): 42809536

約数和(自身を除く): 21515712

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 223, 256, 373, 446, 746, 892, 1492, 1784, 2984, 3568, 5968, 7136, 11936, 14272, 23872, 28544, 47744, 57088, 83179, 95488, 166358, 332716, 665432, 1330864, 2661728, 5323456, 10646912, 21293824]

約数ペア:

[(1, 21293824), (2, 10646912), (4, 5323456), (8, 2661728), (16, 1330864), (32, 665432), (64, 332716), (128, 166358), (223, 95488), (256, 83179), (373, 57088), (446, 47744), (746, 28544), (892, 23872), (1492, 14272), (1784, 11936), (2984, 7136), (3568, 5968)]