21082528

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{16069}}^1$

素因数の和:16120

約数の個数: 24

約数和(自身を含む): 42521220

約数和(自身を除く): 21438692

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 16069, 32138, 64276, 128552, 257104, 514208, 658829, 1317658, 2635316, 5270632, 10541264, 21082528]

約数ペア:

[(1, 21082528), (2, 10541264), (4, 5270632), (8, 2635316), (16, 1317658), (32, 658829), (41, 514208), (82, 257104), (164, 128552), (328, 64276), (656, 32138), (1312, 16069)]