20921601242

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1973}}^1\times {\mathrm{311881}}^1$

素因数の和:313873

約数の個数: 16

約数和(自身を含む): 33245373672

約数和(自身を除く): 12323772430

約数列:

[1, 2, 17, 34, 1973, 3946, 33541, 67082, 311881, 623762, 5301977, 10603954, 615341213, 1230682426, 10460800621, 20921601242]

約数ペア:

[(1, 20921601242), (2, 10460800621), (17, 1230682426), (34, 615341213), (1973, 10603954), (3946, 5301977), (33541, 623762), (67082, 311881)]