20210964521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1\times {\mathrm{353}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 22544645760

約数和(自身を除く): 2333681239

約数列:

[1, 11, 89, 233, 251, 353, 979, 2563, 2761, 3883, 20737, 22339, 31417, 58483, 82249, 88603, 228107, 245729, 345587, 643313, 904739, 974633, 5204987, 7320161, 7885667, 20644499, 57254857, 80521771, 86742337, 227089489, 1837360411, 20210964521]

約数ペア:

[(1, 20210964521), (11, 1837360411), (89, 227089489), (233, 86742337), (251, 80521771), (353, 57254857), (979, 20644499), (2563, 7885667), (2761, 7320161), (3883, 5204987), (20737, 974633), (22339, 904739), (31417, 643313), (58483, 345587), (82249, 245729), (88603, 228107)]