21228336

素因数分解:

$2^4\times 3^2\times {\mathrm{147419}}^1$

素因数の和:147433

約数の個数: 30

約数和(自身を含む): 59410260

約数和(自身を除く): 38181924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 147419, 294838, 442257, 589676, 884514, 1179352, 1326771, 1769028, 2358704, 2653542, 3538056, 5307084, 7076112, 10614168, 21228336]

約数ペア:

[(1, 21228336), (2, 10614168), (3, 7076112), (4, 5307084), (6, 3538056), (8, 2653542), (9, 2358704), (12, 1769028), (16, 1326771), (18, 1179352), (24, 884514), (36, 589676), (48, 442257), (72, 294838), (144, 147419)]