21916368

素因数分解:

$2^4\times 3^2\times {\mathrm{152197}}^1$

素因数の和:152211

約数の個数: 30

約数和(自身を含む): 61335794

約数和(自身を除く): 39419426

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 152197, 304394, 456591, 608788, 913182, 1217576, 1369773, 1826364, 2435152, 2739546, 3652728, 5479092, 7305456, 10958184, 21916368]

約数ペア:

[(1, 21916368), (2, 10958184), (3, 7305456), (4, 5479092), (6, 3652728), (8, 2739546), (9, 2435152), (12, 1826364), (16, 1369773), (18, 1217576), (24, 913182), (36, 608788), (48, 456591), (72, 304394), (144, 152197)]