21340944

素因数分解:

$2^4\times 3^2\times {\mathrm{148201}}^1$

素因数の和:148215

約数の個数: 30

約数和(自身を含む): 59725406

約数和(自身を除く): 38384462

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 148201, 296402, 444603, 592804, 889206, 1185608, 1333809, 1778412, 2371216, 2667618, 3556824, 5335236, 7113648, 10670472, 21340944]

約数ペア:

[(1, 21340944), (2, 10670472), (3, 7113648), (4, 5335236), (6, 3556824), (8, 2667618), (9, 2371216), (12, 1778412), (16, 1333809), (18, 1185608), (24, 889206), (36, 592804), (48, 444603), (72, 296402), (144, 148201)]