21207804982

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{967}}^1\times {\mathrm{120503}}^1$

素因数の和:121492

約数の個数: 32

約数和(自身を含む): 39193684992

約数和(自身を除く): 17985880010

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 967, 1934, 6769, 12571, 13538, 25142, 87997, 120503, 175994, 241006, 843521, 1566539, 1687042, 3133078, 10965773, 21931546, 116526401, 233052802, 815684807, 1514843213, 1631369614, 3029686426, 10603902491, 21207804982]

約数ペア:

[(1, 21207804982), (2, 10603902491), (7, 3029686426), (13, 1631369614), (14, 1514843213), (26, 815684807), (91, 233052802), (182, 116526401), (967, 21931546), (1934, 10965773), (6769, 3133078), (12571, 1687042), (13538, 1566539), (25142, 843521), (87997, 241006), (120503, 175994)]