21133025512

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{6203}}^1\times {\mathrm{3907}}^1$

素因数の和:10225

約数の個数: 32

約数和(自身を含む): 40004632800

約数和(自身を除く): 18871607288

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 3907, 6203, 7814, 12406, 15628, 24812, 31256, 49624, 425863, 676127, 851726, 1352254, 1703452, 2704508, 3406904, 5409016, 24235121, 48470242, 96940484, 193880968, 2641628189, 5283256378, 10566512756, 21133025512]

約数ペア:

[(1, 21133025512), (2, 10566512756), (4, 5283256378), (8, 2641628189), (109, 193880968), (218, 96940484), (436, 48470242), (872, 24235121), (3907, 5409016), (6203, 3406904), (7814, 2704508), (12406, 1703452), (15628, 1352254), (24812, 851726), (31256, 676127), (49624, 425863)]