21465528

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18253}}^1$

素因数の和:18276

約数の個数: 48

約数和(自身を含む): 62428680

約数和(自身を除く): 40963152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18253, 36506, 54759, 73012, 109518, 127771, 146024, 219036, 255542, 383313, 438072, 511084, 766626, 894397, 1022168, 1533252, 1788794, 2683191, 3066504, 3577588, 5366382, 7155176, 10732764, 21465528]

約数ペア:

[(1, 21465528), (2, 10732764), (3, 7155176), (4, 5366382), (6, 3577588), (7, 3066504), (8, 2683191), (12, 1788794), (14, 1533252), (21, 1022168), (24, 894397), (28, 766626), (42, 511084), (49, 438072), (56, 383313), (84, 255542), (98, 219036), (147, 146024), (168, 127771), (196, 109518), (294, 73012), (392, 54759), (588, 36506), (1176, 18253)]