21593168

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 43691400

約数和(自身を除く): 22098232

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 173, 232, 269, 346, 464, 538, 692, 1076, 1384, 2152, 2768, 4304, 5017, 7801, 10034, 15602, 20068, 31204, 40136, 46537, 62408, 80272, 93074, 124816, 186148, 372296, 744592, 1349573, 2699146, 5398292, 10796584, 21593168]

約数ペア:

[(1, 21593168), (2, 10796584), (4, 5398292), (8, 2699146), (16, 1349573), (29, 744592), (58, 372296), (116, 186148), (173, 124816), (232, 93074), (269, 80272), (346, 62408), (464, 46537), (538, 40136), (692, 31204), (1076, 20068), (1384, 15602), (2152, 10034), (2768, 7801), (4304, 5017)]