21130024

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{503}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 19693976

約数列:

[1, 2, 4, 8, 59, 89, 118, 178, 236, 356, 472, 503, 712, 1006, 2012, 4024, 5251, 10502, 21004, 29677, 42008, 44767, 59354, 89534, 118708, 179068, 237416, 358136, 2641253, 5282506, 10565012, 21130024]

約数ペア:

[(1, 21130024), (2, 10565012), (4, 5282506), (8, 2641253), (59, 358136), (89, 237416), (118, 179068), (178, 118708), (236, 89534), (356, 59354), (472, 44767), (503, 42008), (712, 29677), (1006, 21004), (2012, 10502), (4024, 5251)]