21738534

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 44775936

約数和(自身を除く): 23037402

約数列:

[1, 2, 3, 6, 47, 94, 141, 157, 282, 314, 471, 491, 942, 982, 1473, 2946, 7379, 14758, 22137, 23077, 44274, 46154, 69231, 77087, 138462, 154174, 231261, 462522, 3623089, 7246178, 10869267, 21738534]

約数ペア:

[(1, 21738534), (2, 10869267), (3, 7246178), (6, 3623089), (47, 462522), (94, 231261), (141, 154174), (157, 138462), (282, 77087), (314, 69231), (471, 46154), (491, 44274), (942, 23077), (982, 22137), (1473, 14758), (2946, 7379)]