21434632

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 41500800

約数和(自身を除く): 20066168

約数列:

[1, 2, 4, 8, 47, 94, 109, 188, 218, 376, 436, 523, 872, 1046, 2092, 4184, 5123, 10246, 20492, 24581, 40984, 49162, 57007, 98324, 114014, 196648, 228028, 456056, 2679329, 5358658, 10717316, 21434632]

約数ペア:

[(1, 21434632), (2, 10717316), (4, 5358658), (8, 2679329), (47, 456056), (94, 228028), (109, 196648), (188, 114014), (218, 98324), (376, 57007), (436, 49162), (523, 40984), (872, 24581), (1046, 20492), (2092, 10246), (4184, 5123)]