21571570366

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{26357}}^1$

素因数の和:26628

約数の個数: 32

約数和(自身を含む): 34046101440

約数和(自身を除く): 12474531074

約数列:

[1, 2, 29, 58, 103, 137, 206, 274, 2987, 3973, 5974, 7946, 14111, 26357, 28222, 52714, 409219, 764353, 818438, 1528706, 2714771, 3610909, 5429542, 7221818, 78728359, 104716361, 157456718, 209432722, 371923627, 743847254, 10785785183, 21571570366]

約数ペア:

[(1, 21571570366), (2, 10785785183), (29, 743847254), (58, 371923627), (103, 209432722), (137, 157456718), (206, 104716361), (274, 78728359), (2987, 7221818), (3973, 5429542), (5974, 3610909), (7946, 2714771), (14111, 1528706), (26357, 818438), (28222, 764353), (52714, 409219)]