21607704

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{8111}}^1$

素因数の和:8160

約数の個数: 48

約数和(自身を含む): 60109920

約数和(自身を除く): 38502216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 8111, 16222, 24333, 32444, 48666, 64888, 72999, 97332, 145998, 194664, 291996, 300107, 583992, 600214, 900321, 1200428, 1800642, 2400856, 2700963, 3601284, 5401926, 7202568, 10803852, 21607704]

約数ペア:

[(1, 21607704), (2, 10803852), (3, 7202568), (4, 5401926), (6, 3601284), (8, 2700963), (9, 2400856), (12, 1800642), (18, 1200428), (24, 900321), (36, 600214), (37, 583992), (72, 300107), (74, 291996), (111, 194664), (148, 145998), (222, 97332), (296, 72999), (333, 64888), (444, 48666), (666, 32444), (888, 24333), (1332, 16222), (2664, 8111)]