21132585747

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8600971}}^1$

素因数の和:8601000

約数の個数: 32

約数和(自身を含む): 38532354560

約数和(自身を除く): 17399768813

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 8600971, 25802913, 60206797, 77408739, 111812623, 180620391, 232226217, 335437869, 541861173, 782688361, 1006313607, 1625583519, 2348065083, 3018940821, 7044195249, 21132585747]

約数ペア:

[(1, 21132585747), (3, 7044195249), (7, 3018940821), (9, 2348065083), (13, 1625583519), (21, 1006313607), (27, 782688361), (39, 541861173), (63, 335437869), (91, 232226217), (117, 180620391), (189, 111812623), (273, 77408739), (351, 60206797), (819, 25802913), (2457, 8600971)]