21190243888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{120399113}}^1$

素因数の和:120399132

約数の個数: 20

約数和(自身を含む): 44788470408

約数和(自身を除く): 23598226520

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 120399113, 240798226, 481596452, 963192904, 1324390243, 1926385808, 2648780486, 5297560972, 10595121944, 21190243888]

約数ペア:

[(1, 21190243888), (2, 10595121944), (4, 5297560972), (8, 2648780486), (11, 1926385808), (16, 1324390243), (22, 963192904), (44, 481596452), (88, 240798226), (176, 120399113)]