20211002468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1117}}^1\times {\mathrm{238079}}^1$

素因数の和:239219

約数の個数: 24

約数和(自身を含む): 37264281600

約数和(自身を除く): 17053279132

約数列:

[1, 2, 4, 19, 38, 76, 1117, 2234, 4468, 21223, 42446, 84892, 238079, 476158, 952316, 4523501, 9047002, 18094004, 265934243, 531868486, 1063736972, 5052750617, 10105501234, 20211002468]

約数ペア:

[(1, 20211002468), (2, 10105501234), (4, 5052750617), (19, 1063736972), (38, 531868486), (76, 265934243), (1117, 18094004), (2234, 9047002), (4468, 4523501), (21223, 952316), (42446, 476158), (84892, 238079)]